... internal corner joint, external corner joint, model 7 joint, and model I joint.About UsFounded in 2001, Wuxi HENGWEI Plastic Co., Ltd ... its establishment, our company always puts customers' needs first, and all products are done according to clients' requirements. We have ... from customers. Besides, we have established our own brand, and "Huajian" brand products have been awarded the "Relieved Product ...