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Our History

ZCJJ ,Shenyang Zhengchuang Construction Machinery Co., Ltd, is a big group company located in Shenyang, the Chinese machinery industry manufacture and production base, and is large enterprise of national construction machinery manufacturing. It owns SYM Tower Crane Spare Parts Co., Ltd (for spare parts supply and sale), Shenyang Runpeng Construction Machinery Co., Ltd (for lease), Shenyang Lianyun Construction Machinery and based on original Shenyang Construction Machinery Factory (has 60 years of tower crane manufacture history), forms a tower crane industrial complex of research and design, manufacture, lease, installation and service. The enterprise has been rapid developed in recent years, with an area of 1,080,000 square meters, and has become a super large manufacturing base of tower crane in domestic and overseas. The main products are “ZCJJ” brand series of tower crane, and it has 2300 sets of various big, heavy and top facilities, equipped with specializing production center such as metal structure, mechanical processing, heat treatment, production package, and matched with comprehensive economic entity of steel pretreatment, assembly production lines.


Our Factory

There are more than 3100 employees, 633 technicians, 115 people have senior professional titles or above, who could contract of construction steel structure, tower crane design, software development and other research projects. For decades, the new products developed by our company won the national and provincial technology progress award many times. Its total production, business scale and economic benefits are at the forefront of the tower crane industry.


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Our Product

“ZCJJ” brand series of tower crane take advantage of technology from France, Germany, Spain, Italy and other foreign advanced countries, combined with the national standard of tower crane, design and produce various types of tower crane


Product Application

25 specifications and 58 models of “ZCJJ” series tower crane.


Our Certificate

all meet GB/T13752 “Design Criteria of Tower Crane”, GB9462 “Tower Crane Technical Configuration”, ISO9001, CE Certificate.


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Production Equipment

Pretreated line ,   Painting dry room


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Production Market

The company adhere to principle “the quality is life, the user is God”, with high-quality product, good reputation, reasonable price and perfect after sale service system for customers, so, won the majority of users. Our company establishes a stable and cooperative relation with more than 200 domestic enterprises, products covered 30 provinces, cities and autonomous regions, and our company makes contributions to many domestic projects on schedule.


With the expansion of market internationalization, ZCJJ tower crane products based on advanced technology, excellent quality, and perfect service are recognized and welcomed by foreign customers. Products currently sold to countries and regions are Hong Kong, Macao, Taiwan, South Korean, North Korean, Singapore, Malaysia, Indonesia, Thailand, Vietnam, Philippines, Pakistan, India, Kazakhstan, Russia, Ukraine, the United States, Algeria, Togo, Benin, South Africa, Israel, Kuwait, Oman, United Arab Emirates, Ivory Coast, Turkey, and Panama etc. 


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Our service

“ZCJJ” contributes in projects construction around the world; “ZCJJ” thanks customers around the world for trusting our products, and feel proud for creating value and providing service to worldwide customers


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Products List