"Changes make eternity" is our spirit! For the past 15 years, Zhejiang Hongda Special Rubber Products Co., Ltd. has forged ahead with continuous innovation, creativity and development. Our company has formed into a provincial high and new-tech enterprise in Zhejiang Province. Zhejiang Hongda Special Rubber Products Co., Ltd. was established in 1993 and is located in the beautiful and remarkable Oriental Penglai Island - Zhouzhan. We are a company concentrating on research, development, production and sale and specialize in producing corollary products for maintenance-free sealed lead-acid storage battery, such as safety valves, rubber cap, macromolecule mipor plastic, terminal sealing ring and O-ring. Among our team of excellent staff, there are 25% professional technicians and senior staff.Strong technical force, complete testing device, automobile production equipment and good management system ensure excellent quality, which makes our products sell well at home and abroad. Our company can also design special products for customers' special needs, and carry on projects for new products. From now on, depending on technology innovation, our company will further speed up the development and create new products. We sincerely welcome all customers to visit our company, and build our future together!