Zhejiang Jiacheng New Material Co., Ltd.(Later named SJK Corporation) was founded in 1994. Is a China Products manufacturers and Products factory, It focuses on manufacturing professional rubber seal products, and providing seal technology application solutions over 20 years. As an enterprise who combines R&D, manufacturing,and marketing into one modern enterprise,SJK has professional experimentalfacilities, SJK's main products are wholesale Products and other standard seal products. The concept of SJK are keeping initiative and pragmatic spirit, maintaining the stability of product quality, and keeping constant pursuit.