Yueqing Chengyi Seal Co., Ltd. specializes in the production of automotive wiring harness silicone rubber sealing rings, silicone rubber sealing plugs, silicone rubber waterproof plugs and other products. The company adheres to the business philosophy of customer first and enterprising, adheres to the principle of customer first, and provides quality services to our customers. The company can customize products of various types and material specifications according to different needs of customers, and has various types of self-lubricating sealing plugs ( Self-bleeding oil) technology to meet different customer requirements.

    The company has advanced mold processing equipment and production equipment such as fully automatic vulcanizers, injection presses, open rubber mixing machines of different tonnages, digital display electronic tensile testing machines, image testers, punching machines, hardness testers, air pressure test