Sichuan Sunflower Mechanical Co., Ltd(Zhongxing Machinery) is a private high-tech enterprise which specializes in tower crane designing, manufacturing, and selling. It has the main products including the series of self-telescoping topkit tower crane with load moment from 630KN.M to 9000KN.M, the series of self-telescoping flat-top tower crane with the load moment from 1000KN.M to 5600KN.M, the series of self-telescoping luffing-jib tower crane with the load moment from 630KN.M to 5000KN.M, and series of derrick crane with load moment from 600KN.M to 300KN.M  With headquarter located in Chengdu city,Sichuan province known as "Land of abundance",it covers an area over 100 acres and possesses plants more than 30,000 square meters,with the annual production capacity over300 units various models tower crane.

     With high-level R&D engineers, advanced manufacture and inspection equipment,the company has strong capability in producing various tower cranes. The company is equipped with advanced production process and equipment,including CNC cutting machine,materials correcting equipment,automatic submerged arc welding,automatic welding robots,special processing equipment for mast section,welding and assembly fixture,automatic shots blasting and paint spraying production line,etc.,which ensure high-quality products can be manufactured with full guarantee.After decades' efforts,its tower crane have already passed a series of international quality system authentication,such as ISO9001,European CE,etc. it gradually becomes a modern enterprise combining tower crane design,development,manufacturing,sales and service.

     The company has been consistently in achieve their company philosophy, which is “superior quality, excellent service, meeting user’s need”, and set up the complete sales & service network with many professional sales rep, and technicians for the business. For many years, it has been insisting on going ahead, and making innovations aggressively on products, thus winning confidence from the customers at home and abroad. The products have been successfully sold to domestic markets like Sichuan, Chongqing, Yunnan, Guangdong, Beijing, Shanghai etc. as well as overseas markets like South east Asia, South Asia, Middle-east, Russia, Korean etc., and won very high comments from the users all over the world.