Our head office Guangzhou Qingfeng Chemical Co., Ltd., is the first professional manufacturer in China that focus on organic peroxides and azo compounds. Jiangsu Quanwei Chemical Co.,Ltd is our foreig...

free zone, qingdao, Other, China

Qingdao free trade zone arena international trade co., ltd is a manufacture and trade together .. we are specilized in the rubber machine industry and counstruction machinery. we run rubber mixing mil...