Jing Long Eng. Machinery Co., Ltd. is one of the subordinate company of China National Construction Machinery Co. We are a special manufacturer of building lifting machine. Our registered trademark includes GJJ, ZENIT, CJJ. Our products SC type building hoist have been widely used all over the world and have won good reputation, whose payload capacity is as much as 10, 000kg, lifting speed can reach up to 96m/min, and the erection height reaches up to 550m. Jing Long grows up rapidly since it was eastablished on 1996. Till now, by 2, 000 units anual sales of RMB 800M, Jing Long gained the reputation as the leading manufacturer in China, and specialized on building hoist as known as the 1st manufacturer by producing capacity in the world. Meanwhile, GJJ tower crane also going to popular in the world. We always sincerely welcome you to visit our company and look forward to cooperating with you in the future.