Beijing Mainstreets Investment Group (Mainstreets) announced on March 24 that it acquired a 35% stake in Beijing Sinen En-tech (Sinen En-tech) for RMB47M. The 35% stake is for RMB4.10M for the enlarged registration capital.

Relevant Principal of Mainstreets disclosed in January of this year that the company will put environemental protection sector with economical and social value, and land development as the co-main businesses, the whole operation will be started in 2008 in a full-round level. To invest Sinen En-tech is the exercise of this strategy.

Mainstreets will focus on industrial pollution treatment, industrial energy-saving device production, engineering service, environment inspection device, new energy device protection and other clean technology sectors, which are also the investment focuses of Beijing Changfeng Common New Energy Investment Co., Ltd, a whole subsidiary of Mainstreets.