Liming South Road, Rongcheng City, Weihai, Shandong, China

Rongcheng Longhe Metal Processing Plant is established in 2000 and changed the name to Rongcheng Longhe Vehicle Co., Ltd. in 2011, which is the number one of trailer manufacturer in China. <br...

Laoshan

Qingdao Haisan New Energy Co., Ltd is specialized in producing and researching new compound material. The factory area is 196,000 square meters, anuual output of compound material is 37,000 ton. There...