The utility model relates to a towingdevice of heavy vehicle, in particular to a reinforced towing hook device of heavy vehicle. The device is composed of a towing hook and a locking ring.
本实用新型涉及一种重型汽车牵引装置，特别涉及一种重型汽车加强型牵引钩装置。
2
The RAML or RAML shall stipulate the collection method and standard for collecting towing and storage fees of the clearing machinery and treatment facility or device as described in paragraph 1.