Shandong gelangrui New Material Technology Co., Ltd. is one of the largest silicone sealant manufacturers in China, located in Weifang City, Shandong Province. It covers an area of 100000 square meters and has an annual output value of 100000 tons. It can export more than 200 containers per year. The company now has a modern R & D center, a first-class laboratory and advanced testing equipment! With high-quality employees and strict management, the company's products have passed the approval of the national building material testing center. The company adheres to the principle of "survival by quality and development by technology". We warmly welcome customers from all over the world to call, write and visit! We will provide you with the best service!