Dougou Industrial Park, Dangyang Road, Shizhong District

Jinan Shangjia industrial Co., Ltd., located in Jinan (China), is one of the professional manufacturers of window-door machinery in China. Our products mainly include PVC window and door machinery, al...

Jinan RuilihuaTrading Co., Ltd., located in Jinan in Shandong Province, where is strong in economy in China, is a comprehensive trading enterprise with independent import and export rights. We have in...