亚洲国产中文在线视频_日本成片区免费久久_欧洲亚洲综合_亚洲日本在线在线看片_久久久g0g0午夜无码精品_97视频精品全国免费观看_国产精品久久伊人_亚洲麻豆视频_免费观看女人高潮视频软件_四川少妇大战4黑人

Science and technology are primary productive forces

Regular Announcement

28 2012-03

2012 Financial Statements and Audit Report
see more+
28 2012-03

2012 Annual Report of Independent Directors
see more+
28 2012-03

2012 Annual Report of Independent Directors
see more+
28 2012-03

2012 Annual Report Summary
see more+
26 2012-03

Double Star New Material: Special Assurance Report on the Annual Use of the Company's Raised Capital (as of December 31, 2011)
see more+
26 2012-03

Double Star New Material: Notice on Holding the 2011 Online Performance Presentation Meeting
see more+
26 2012-03

Double star new material: special description of non operating capital occupation and other related capital transactions in 2011
see more+
26 2012-03

Shuangxing New Material: Internal Control Assurance Report of the Company on December 31, 2011
see more+