Sincere Tech is a Chinese plastic injection mold manufacturer that offers custom plastic mold, injection molding, die casting, and assembly services. One of the best mold manufacturers was founded in 2005, and the company has grown every year. Today, we have more than 65 professional workers and many high-tech machines. We are top plastic mold manufacturers in China, with 18+ years of experience. We not only guarantee high-quality products but also provide professional technology solutions for part design and mass production.