The self-gripping clamps can be use to anchor and to string rope. The body is made of high strength hot forged steel in order to minimize the ratio between weight and working load.

Training courses

• Get the best performance from Hanyu machines
• Boyu is not a "simple manufacturer" - Hanyu is Your best partner! Our Professional Group can offer their expertise by holding technical courses to all customers maximum one month time, and provide accommodation. From Operation to maintenance, Hanyu technical training courses are also customized according to different levels of knowledge and to what kind of aim a customer would attain.

Customer support

• Customer is our first priority
• Our contact person will do the best to deal with the problems our customers encountered, in order to ensure our customers' satisfaction and without any commitment from your side. An introduction course has been planned for all the customers that buy Hanyu machines, we provide free technical support by means of phone or mail. Also our customers can download operation and maintenance videos from our website.
• We will provide some easily damaged parts of the equipment to ensure the normal operation.
• If any quality problems such as design, manufacture, function or procedure occur within the guarantee period, Hanyu shall take full responsibility and bear all the economic losses incurred.
• If any other quality problems occurs within the guarantee period, Hanyu shall provide online video service after receive the buyer’s notice in 24 hrs.
• If any big quality problems occurs out of the guarantee period, Hanyu will also provide online video service after receive the buyer’s notice in 48 hrs.
• Hanyu will provide a lifetime favorable price to the buyer with the materials and spare parts used in system operation, equipment maintenance, and guarantee 7days courier door by door.