Taianjiarui building Materials Co., LTD. (Zhangqiu Jiaxiang Plastic Machinery Co., LTD.) is a professional manufacturer of plastic machinery and molds for plastic products combined with scientific research and production. Jiarui building Materials Co., Ltd. was established at the foot of Mount Taishan, the most famous of the five mountains in China. The company has 7 senior engineers who hold the posts of research and management. The company has three machinery factories and one plastic (products) factory. The company's headquarters is responsible for technology development, market development, capital management, etc. The machinery factory has the ability of forging, casting, and heat treatment.