Acta Horticulturae Sinica ›› 2022, Vol. 49 ›› Issue (6): 1327-1338.doi: 10.16420/j.issn.0513-353x.2021-0468
• Research Papers • Previous Articles Next Articles
LIU Yaoyao, WU Yanyan, Shi Yan, MAO Tianyu, BAO Manzhu, ZHANG Junwei, ZHANG Jie()
Received:
2021-12-27
Revised:
2022-03-30
Online:
2022-06-25
Published:
2022-07-05
Contact:
ZHANG Jie
E-mail:flybebrave@mail.hzau.edu.cn
CLC Number:
LIU Yaoyao, WU Yanyan, Shi Yan, MAO Tianyu, BAO Manzhu, ZHANG Junwei, ZHANG Jie. Preliminary Study on the Relationship Between Promoter Sequence Difference of PmTAC1 and Weeping Trait of Prunus mume[J]. Acta Horticulturae Sinica, 2022, 49(6): 1327-1338.
Add to citation manager EndNote|Ris|BibTeX
URL: https://www.ahs.ac.cn/EN/10.16420/j.issn.0513-353x.2021-0468
Fig. 1 Phenotypes of mei cultivars with weeping and upright branches C1:Moshan Chuizhi;C2:Fenhong Chuizhi;C3:Danfen Chuizhi;Z1:Midanlü;Z2:Xiaolü E;Z3:Danban Zhusha. The same below.
用途 Primer use | 引物名称 Primer name | 引物序列(5′-3′) Primer sequnce |
---|---|---|
克隆Cloning | PmTAC1-F | ATGAAGATCTTCAACTGGGTTC |
PmTAC1-R | TCAGTGCACACAAGGGGCACCTTG | |
启动子克隆Promoter cloning | PmTAC1-Pro-F | TGAAGCCTCTTATGAAC |
PmTAC1-Pro-R | CAGAAAGTAACCCACCT | |
实时荧光定量qRT-PCR | PmTAC1-qRTF | AAACCAATGACAAGGACACAC |
PmTAC1-qRTR | CGCTCTCCAGAACGAAAT | |
ACTIN2- qRTF | TGTGATGGTTGGTATGGGG | |
ACTIN2- qRTR | AACTGGATGCTCTTCTGGG |
Table 1 Primers used for cloning and expression analyses of PmTAC1
用途 Primer use | 引物名称 Primer name | 引物序列(5′-3′) Primer sequnce |
---|---|---|
克隆Cloning | PmTAC1-F | ATGAAGATCTTCAACTGGGTTC |
PmTAC1-R | TCAGTGCACACAAGGGGCACCTTG | |
启动子克隆Promoter cloning | PmTAC1-Pro-F | TGAAGCCTCTTATGAAC |
PmTAC1-Pro-R | CAGAAAGTAACCCACCT | |
实时荧光定量qRT-PCR | PmTAC1-qRTF | AAACCAATGACAAGGACACAC |
PmTAC1-qRTR | CGCTCTCCAGAACGAAAT | |
ACTIN2- qRTF | TGTGATGGTTGGTATGGGG | |
ACTIN2- qRTR | AACTGGATGCTCTTCTGGG |
Fig. 6 Expression of PmTAC1 in the adaxial and abaxial sides of the branches from the weeping and upright offspring of F1 population Different letters mean significant difference(P < 0.05). T-test*a = 0.05,**a = 0.01.
Fig. 7 Expression of PmTAC1 in adaxial and abaxial sides of weeping cultivar C1,C2,C3 and upright cultivar Z1,Z2,Z3 Different letters mean significant difference(P < 0.05).
cis-Element | 垂枝Weeping | 直枝 Upright | 功能 Function |
---|---|---|---|
GATA-motif | 1 | 1 | 光响应Part of a light responsive element |
I-box | 2 | 2 | 光响应Part of a light responsive element |
AAAC-motif | 1 | 0 | 光响应Light responsive element |
GT1-motif | 2 | 0 | 光响应Light responsive element |
G-box | 0 | 1 | 光响应cis-Acting regulatory element involved in light responsiveness |
TCCC-motif | 0 | 1 | 光响应Part of a light responsive element |
CAAT-box | 29 | 24 | 增强子Common cis-acting element in promoter and enhancer regions |
ARE | 2 | 1 | 厌氧诱导cis-Acting regulatory element essential for the anaerobic induction |
circadian | 1 | 1 | 昼夜节律控制cis-Acting regulatory element involved in circadian control |
TC-rich repeats | 1 | 1 | 防御和应激cis-Acting element involved in defense and stress responsiveness |
LTR | 1 | 1 | 低温响应cis-Acting element involved in low-temperature responsiveness |
O2-site | 1 | 1 | 玉米醇溶酶蛋白代谢调节cis-Acting regulatory element involved in zein metabolism regulation |
TATA-box | 51 | 29 | 核心启动子Core promoter element around -30 of transcription start |
TCA-element | 1 | 1 | 水杨酸响应cis-Acting element involved in salicylic acid responsiveness |
ABRE | 0 | 1 | 脱落酸响应cis-Acting element involved in the abscisic acid responsiveness |
P-box | 0 | 1 | 赤霉素响应Gibberellin-responsive element |
CGTCA-motif | 1 | 1 | 茉莉酸甲酯响应cis-Acting regulatory element involved in the MeJA-responsiveness |
TGACG-motif | 1 | 1 | 茉莉酸甲酯响应cis-Acting regulatory element involved in the MeJA-responsiveness |
Table 2 Promoter cis-element distribution and functional annotations of PmTAC1
cis-Element | 垂枝Weeping | 直枝 Upright | 功能 Function |
---|---|---|---|
GATA-motif | 1 | 1 | 光响应Part of a light responsive element |
I-box | 2 | 2 | 光响应Part of a light responsive element |
AAAC-motif | 1 | 0 | 光响应Light responsive element |
GT1-motif | 2 | 0 | 光响应Light responsive element |
G-box | 0 | 1 | 光响应cis-Acting regulatory element involved in light responsiveness |
TCCC-motif | 0 | 1 | 光响应Part of a light responsive element |
CAAT-box | 29 | 24 | 增强子Common cis-acting element in promoter and enhancer regions |
ARE | 2 | 1 | 厌氧诱导cis-Acting regulatory element essential for the anaerobic induction |
circadian | 1 | 1 | 昼夜节律控制cis-Acting regulatory element involved in circadian control |
TC-rich repeats | 1 | 1 | 防御和应激cis-Acting element involved in defense and stress responsiveness |
LTR | 1 | 1 | 低温响应cis-Acting element involved in low-temperature responsiveness |
O2-site | 1 | 1 | 玉米醇溶酶蛋白代谢调节cis-Acting regulatory element involved in zein metabolism regulation |
TATA-box | 51 | 29 | 核心启动子Core promoter element around -30 of transcription start |
TCA-element | 1 | 1 | 水杨酸响应cis-Acting element involved in salicylic acid responsiveness |
ABRE | 0 | 1 | 脱落酸响应cis-Acting element involved in the abscisic acid responsiveness |
P-box | 0 | 1 | 赤霉素响应Gibberellin-responsive element |
CGTCA-motif | 1 | 1 | 茉莉酸甲酯响应cis-Acting regulatory element involved in the MeJA-responsiveness |
TGACG-motif | 1 | 1 | 茉莉酸甲酯响应cis-Acting regulatory element involved in the MeJA-responsiveness |
[1] |
Altschul S F, Gish W, Miller W, Myers E W, Lipman D J. 1990. Basic local alignment search tool. Journal of Molecular Biology, 215:403-410.
doi: 10.1016/S0022-2836(05)80360-2 pmid: 2231712 |
[2] |
Dardick C, Callahan A, Horn R, Ruiz K B, Zhebentyayeva T, Hollender C, Whitaker M, Abbott A, Scorza R. 2013. Ppetac1 promotes the horizontal growth of branches in peach trees and is a member of a functionally conserved gene family found in diverse plants species. Plant J, 75: 618-630.
doi: 10.1111/tpj.12234 URL |
[3] |
Deléage G, Roux B. 1987. An algorithm for protein secondary structure prediction based on class prediction. Protein Engineering,(4):289-294.
pmid: 3508279 |
[4] |
Higo K, Ugawa Y, Iwamoto M, Korenaga T. 1999. Plant cis-acting regulatory DNA elements(PLACE)database:1999. Nucleic Acids Research, 27 (1):297-300.
pmid: 9847208 |
[5] |
Hollender C A, Dardick C, 2015. Molecular basis of angiosperm tree architecture. New Phytol, 206:541-556.
doi: 10.1111/nph.13204 pmid: 25483362 |
[6] |
Hollender C A, Waite J M, Tabb A, Raines D, Chinnithambi S, Dardick C. 2018. Alteration of tac1 expression in Prunus species leads to pleiotropic shoot phenotypes. Hortic Res, 5:26.
doi: 10.1038/s41438-018-0034-1 URL |
[7] |
Ku L, Wei X, Zhang S, Zhang J, Guo S, Chen Y, 2011. Cloning and characterization of a putative tac1 ortholog associated with leaf angle in maize (Zea mays L.). PLoS ONE, 6:e20621.
doi: 10.1371/journal.pone.0020621 URL |
[8] | Li Ya-meng. 2006. Physiological characteristics of weeping phenomenon and its simple sequence repeats analysis in weeping peach(Prunus persica var. pendula)[Ph. D. Dissertation]. Tai’an: Shandong Agricultural University. (in Chinese) |
李亚蒙. 2006. 桃垂枝性状生理特性及SSR分子标记研究[博士论文]. 泰安: 山东农业大学. | |
[9] | Liu Meng-meng. 2018. Gene cloning and functional analysis of PpeTAC1[M. D. Dissertation]. Zhengzhou: Henan Agricultural University. (in Chinese) |
刘蒙蒙. 2018. PpeTAC1基因的克隆与功能分析[硕士论文]. 郑州: 河南农业大学. | |
[10] | Lu Shun-jiao, Yi Shuang-shuang, Li Chong-hui, Liao Yi, Yin Jun-mei. 2018. Research progress of promoters on horticultural plants. Northern Horticulture,(16):185-195. (in Chinese) |
陆顺教, 易双双, 李崇晖, 廖易, 尹俊梅. 2018. 启动子在园艺植物上的研究进展. 北方园艺,(16):185-195. | |
[11] | Lü Ying-min, Chen Jun-yu. 2003. Preliminary report on the genetics of pendulous characteristics of Prunus mume. Journal of Beijing Forestry University, 25 (S2):43-45,118. (in Chinese) |
吕英民, 陈俊愉. 2003. 梅花垂枝性状遗传研究初报. 北京林业大学学报, 25 (S2):43-45,118. | |
[12] | Ma Yue-lin. 2016. Cloning and bioinformatics of TAC1 in Salix psammophila and characterization of its tissue expression[M. D. Dissertation]. Hohhot: Inner Mongolia Agricultural University. (in Chinese) |
马月林. 2016. 沙柳TAC1基因克隆与生物信息学及组织表达特性分析[硕士论文]. 呼和浩特: 内蒙古农业大学. | |
[13] |
Mao T Y, Zhu H H, Liu Y Y, Bao M Z, Zhang J W, Fu Q, Xiong C F, Zhang J. 2020. Weeping candidate genes screened using comparative transcriptomic analysis of weeping and upright progeny in an f1 population of Prunus mume. Physiol Plant, 170:318-334.
doi: 10.1111/ppl.13179 URL |
[14] | Nakai K. 1996. Refinement of the prediction methods of signal peptides for the genome analyses of Saccharomyces cerevisiae and Bacillus subtilis. Genome Informatics,(7):72-81. |
[15] | Qi Xiao. 2015. Research on branch angle genes PopTAC and PopLAZY in narrow crown poplar[M. D. Dissertation]. Tai’an: Shandong Agricultural University. (in Chinese) |
亓晓. 2015. 窄冠型杨树分枝相关基因PopTAC、PopLAXY的克隆及功能分析[硕士论文]. 泰安: 山东农业大学. | |
[16] | Shen Xiang, Li Ya-meng, Kang Luan, Zou Yan-mei, Shu Huai-rui. 2008. Relationship between morphology and hormones during weeping peach (Prunus persica var. pendula)shoot development. Acta Horticulturae Sinica, 35 (3):395-402. (in Chinese) |
沈向, 李亚蒙, 康鸾, 邹岩梅, 束怀瑞. 2008. 垂枝桃枝条发育形态和内源激素的关系. 园艺学报, 35 (3):395-402. | |
[17] |
Tamura K, Stecher G, Peterson D, Filipski A, Kumar S. 2013. Mega6:molecular evolutionary genetics analysis version 6.0. Mol Biol Evol, 30:2725-2729.
doi: 10.1093/molbev/mst197 URL |
[18] |
Uga Y, Sugimoto K, Ogawa S, Rane J, Ishitani M, Hara N, Kitomi Y, Inukai Y, Ono K, Kanno N, Inoue H, Takehisa H, Motoyama R, Nagamura Y, Wu J, Matsumoto T, Takai T, Okuno K, Yano M. 2013. Control of root system architecture by deeper rooting 1 increases rice yield under drought conditions. Nat Genet, 45:1097-1102.
doi: 10.1038/ng.2725 URL |
[19] |
Vostrikova T V. 2007. Instability of cytogenetic parameters and genome instability in Betula pendula Roth. Russian Journal of Ecology, 38 (2):80-84.
doi: 10.1134/S1067413607020026 URL |
[20] |
Waite J M, Dardick C. 2018. Tiller angle control 1 modulates plant architecture in response to photosynthetic signals. J Exp Bot, 69:4935-4944.
doi: 10.1093/jxb/ery253 URL |
[21] | Wang Fu-ting. 2013. Separation,endogenous hormone and molecular research of pendulous characteristics of Prunus mume[M. D. Dissertation]. Beijing: Beijing Forestry University. (in Chinese) |
王富廷. 2013. 梅花垂枝性状形态解剖、激素生理和基因分子水平研究[硕士论文]. 北京: 北京林业大学. | |
[22] | Wang Fu-ting, Yang wei-ru, Hao Rui-jie, Wang Tao, Zhang Qi-xiang. 2014. Studies on the cell separation of the secondary xylem of pendulous characteristics of Prunus mume. Guihaia, 34 (3):304-307,325. (in Chinese) |
王富廷, 杨炜茹, 郝瑞杰, 王涛, 张启翔. 2014. 梅花垂枝性状次生木质部解离研究. 广西植物, 34 (3):304-307,325. | |
[23] | Wang Lirong, Wang Jiao, Zhu Gengrui, Fang Weichao, Wang Xinwei, Chen Cangwen, Cao Ke. 2017. Genetic analysis of some special traits in peach. Acta Horticulturae Sinica, 44 (2):223-232. |
王力荣, 王蛟, 朱更瑞, 方伟超, 王新卫, 陈昌文, 曹珂. 2017. 桃若干重要特异性状的遗传趋向分析. 园艺学报, 44 (2):223-232. | |
[24] |
Wang Y, Li J, 2008. Molecular basis of plant architecture. Annu Rev Plant Biol, 59:253-279.
doi: 10.1146/annurev.arplant.59.032607.092902 URL |
[25] |
Wilkins M R, Gasteiger E, Bairoch A, Sanchez J C, Williams K L, Appel R D, Hochstrasser D F. 1999. Protein identification and analysis tools in the ExPASy server. Methods in Molecular Biology, 112:531-552.
pmid: 10027275 |
[26] |
Xu D, Qi X, Li J, Han X, Wang J, Jiang Y, Tian Y, Wang Y, 2017. Pztac and Pzlazy from a narrow-crown poplar contribute to regulation of branch angles. Plant Physiol Biochem, 118:571-578.
doi: 10.1016/j.plaphy.2017.07.011 URL |
[27] | Yang Chao-dong, Gong Tian-zhi, Zhang Xia. 2007. Advances in genetics and physiology of weeping traits of Prunus. Journal of Yangtze University(Natural Science), 2:23-25,29. (in Chinese) |
杨朝东, 龚天芝, 张霞. 2007. 李属植物垂枝的遗传和生理学研究进展. 长江大学学报(自科版),(2):23-25,29. | |
[28] |
Yu B, Lin Z, Li H, Li X, Li J, Wang Y, Zhang X, Zhu Z, Zhai W, Wang X, Xie D, Sun C. 2007. Tac1,a major quantitative trait locus controlling tiller angle in rice. Plant J, 52:891-898.
doi: 10.1111/j.1365-313X.2007.03284.x URL |
[29] |
Yoshida M, Nakamura T, Yamamoto H, Okuyama T. 1999. Negative gravitropism and growth stress in GA3-treated branches of Prunus spachiana Kitamura f. spachiana cv. Plenarosea. Journal of Wood Science, 45 (5):368-372.
doi: 10.1007/BF01177907 URL |
[30] |
Yoshihara T, Iino M. 2007. Identification of the gravitropism-related rice gene LAZY1and elucidation of LAZY1-dependent and -independent gravity signaling pathways. Plant Cell Physiol. 48:678-688.
pmid: 17412736 |
[31] |
Zhang J, Zhang Q, Cheng T, Yang W, Pan H, Zhong J, Huang L, Liu E. 2015. High-density genetic map construction and identification of a locus controlling weeping trait in an ornamental woody plant(Prunus mume sieb. Et zucc). DNA Res, 22:183-191.
doi: 10.1093/dnares/dsv003 pmid: 25776277 |
[32] | Zhang Jie. 2016. Construction of high-density genetic map and QTL analysis of ornamental traits in mei[Ph. D. Dissertation]. Beijing:Beijing Forestry University. (in Chinese) |
张杰. 2016. 梅花高密度遗传图谱构建及部分观赏性状QTL分析[博士论文]. 北京: 北京林业大学. | |
[33] | Zhang Lei. 2018. Cloning and preliminary functional analysis of SpsLAZY1a,b in Salix psammophila[M. D. Dissertation]. Hohhot: Inner Mongolia Agricultural University. (in Chinese) |
张磊. 2018. 沙柳SpsLAZY1a、b基因克隆及功能初步分析[硕士论文]. 呼和浩特: 内蒙古农业大学. | |
[34] |
Zhang Q, Zhang H, Sun L, Fan G, Ye M, Jiang L, Liu X, Ma K, Shi C, Bao F, Guan R, Han Y, Fu Y, Pan H, Chen Z, Li L, Wang J, Lv M, Zheng T, Yuan C, Zhou Y, Lee S M, Yan X, Xu X, Wu R, Chen W, Cheng T. 2018. The genetic architecture of floral traits in the woody plant Prunus mume. Nat Commun, 9:1702.
doi: 10.1038/s41467-018-04093-z URL |
[35] | Zhang Yi-chi. 2019. Key genes selection associated with weeping trait of mei[M. D. Dissertation]. Beijing: Beijing Forestry University. (in Chinese) |
张亦驰. 2019. 梅花垂枝性状关键基因筛选[硕士论文]. 北京: 北京林业大学. | |
[36] |
Zhao H, Huai Z, Xiao Y, Wang X, Yu J, Ding G, Peng J. 2014. Natural variation and genetic analysis of the tiller angle gene Mstac1 in Miscanthus sinensis. Planta, 240:161-175.
doi: 10.1007/s00425-014-2070-x pmid: 24771021 |
[37] | Zhu K J, Wu Q J, Huang Y, Ye J L, Xu Q, Deng X X. 2020. Genome-wide characterization of cis-acting elements in the promoters of key carotenoid pathway genes from the main species of genus Citrus. Horticultural Plant Journal, 6:11. |
[1] | WANG Xiaochen, NIE Ziye, LIU Xianju, DUAN Wei, FAN Peige, and LIANG Zhenchang, . Effects of Abscisic Acid on Monoterpene Synthesis in‘Jingxiangyu’Grape Berries [J]. Acta Horticulturae Sinica, 2023, 50(2): 237-249. |
[2] | REN Fei, LU Miaomiao, LIU Jixiang, CHEN Xinli, LIU Daofeng, SUI Shunzhao, and MA Jing. Expression and Adversity Resistance Analysis of a Late Embryogenesis Abundant Protein Gene CpLEA from Chimonanthus praecox [J]. Acta Horticulturae Sinica, 2023, 50(2): 359-370. |
[3] | ZHAI Hanhan, ZHAI Yujie, TIAN Yi, ZHANG Ye, YANG Li, WEN Zhiliang, CHEN Haijiang. Genome-wide Identification of Peach SAUR Gene Family and Characterization of PpSAUR5 Gene [J]. Acta Horticulturae Sinica, 2023, 50(1): 1-14. |
[4] | ZHAO Xueyan, WANG Qi, WANG Li, WANG Fangyuan, WANG Qing, LI Yan. Comparative Transcriptome Analysis of Differential Expression in Different Tissues of Corydalis yanhusuo [J]. Acta Horticulturae Sinica, 2023, 50(1): 177-187. |
[5] | WANG Sha, ZHANG Xinhui, ZHAO Yujie, LI Bianbian, ZHAO Xueqing, SHEN Yu, DONG Jianmei, YUAN Zhaohe. Cloning and Functional Analysis of PgMYB111 Related to Anthocyanin Synthesis in Pomegranate [J]. Acta Horticulturae Sinica, 2022, 49(9): 1883-1894. |
[6] | GAO Yanlong, WU Yuxia, ZHANG Zhongxing, WANG Shuangcheng, ZHANG Rui, ZHANG De, WANG Yanxiu. Bioinformatics Analysis of Apple ELO Gene Family and Its Expression Analysis Under Low Temperature Stress [J]. Acta Horticulturae Sinica, 2022, 49(8): 1621-1636. |
[7] | QIU Ziwen, LIU Linmin, LIN Yongsheng, LIN Xiaojie, LI Yongyu, WU Shaohua, YANG Chao. Cloning and Functional Analysis of the MbEGS Gene from Melaleuca bracteata [J]. Acta Horticulturae Sinica, 2022, 49(8): 1747-1760. |
[8] | TAO Xin, ZHU Rongxiang, GONG Xin, WU Lei, ZHANG Shaoling, ZHAO Jianrong, ZHANG Huping. Fructokinase Gene PpyFRK5 Plays an Important Role in Sucrose Accumulation of Pear Fruit [J]. Acta Horticulturae Sinica, 2022, 49(7): 1429-1440. |
[9] | ZHENG Lin, WANG Shuai, LIU Yunuo, DU Meixia, PENG Aihong, HE Yongrui, CHEN Shanchun, ZOU Xiuping. Gene Cloning and Expression Analysis of NAC Gene in Citrus in Response to Huanglongbing [J]. Acta Horticulturae Sinica, 2022, 49(7): 1441-1457. |
[10] | ZHANG Qiuyue, LIU Changlai, YU Xiaojing, YANG Jiading, FENG Chaonian. Screening of Reference Genes for Differentially Expressed Genes in Pyrus betulaefolia Plant Under Salt Stress by qRT-PCR [J]. Acta Horticulturae Sinica, 2022, 49(7): 1557-1570. |
[11] | MA Weifeng, LI Yanmei, MA Zonghuan, CHEN Baihong, MAO Juan. Identification of Apple POD Gene Family and Functional Analysis of MdPOD15 Gene [J]. Acta Horticulturae Sinica, 2022, 49(6): 1181-1199. |
[12] | ZHANG Kai, MA Mingying, WANG Ping, LI Yi, JIN Yan, SHENG Ling, DENG Ziniu, MA Xianfeng. Identification of HSP20 Family Genes in Citrus and Their Expression in Pathogen Infection Responses Citrus Canker [J]. Acta Horticulturae Sinica, 2022, 49(6): 1213-1232. |
[13] | LIANG Qin, ZHANG Yanhui, KANG Kaiquan, LIU Jinhang, LI Liang, FENG Yu, WANG Chao, YANG Chao, LI Yongyu. Molecular Evolution of MiR168 Family and Their Expression Profiling During Dormancy of Pyrus pyrifolia [J]. Acta Horticulturae Sinica, 2022, 49(5): 958-972. |
[14] | LIANG Chen, SUN Ruyi, XIANG Rui, SUN Yimeng, SHI Xiaoxin, DU Guoqiang, WANG Li. Genome-wide Identification of Grape GRF Family and Expression Analysis [J]. Acta Horticulturae Sinica, 2022, 49(5): 995-1007. |
[15] | XIAO Xuechen, LIU Mengyu, JIANG Mengqi, CHEN Yan, XUE Xiaodong, ZHOU Chengzhe, WU Xingjian, WU Junnan, GUO Yinsheng, YEH Kaiwen, LAI Zhongxiong, LIN Yuling. Whole-genome Identification and Expression Analysis of SNAT,ASMT and COMT Families of Melatonin Synthesis Pathway in Dimocarpus longan [J]. Acta Horticulturae Sinica, 2022, 49(5): 1031-1046. |
Viewed | ||||||
Full text |
|
|||||
Abstract |
|
|||||
Copyright © 2012 Acta Horticulturae Sinica 京ICP备10030308号-2 国际联网备案号 11010802023439
Tel: 010-82109523 E-Mail: yuanyixuebao@126.com
Support by: Beijing Magtech Co.Ltd