Features of structure: The receiver adopts concentric reducing connection and the fast-opening blind structures of wheel paddle, yoke and lock-ring. Due to the anticollision device installed in the receiver, the operating speed of the pig will not be too fast, so the pig will not be damaged after being knocked. Advantages of our company: 1 We take the market as direction, the requirement of user as the goal and the satisfaction of user as the standard. We are the server in various industries. 2 Our company considers people oriented, Credit and honest for a mutual benefits as our service principles. We build the favorable credit among the users through continuous innovating and completing the service. 3 Through the independent research of product technology and absorbing, along with the uninterrupted scale up of the market requirement, our company increases the investment of staff, equipment and basic facility.