1984- Wuxi Linglong Machinery Co., Ltd. has been established, based on processing industry.
1987- started to produce truck crane.
1994- started to produce marine cranes and port equipment.
2000- Our cranes are widely sold in domestic market.
2008- Jiangsu Guanhai Heavy Industry and Technology Co., Ltd. has been established, started to produce port equipments.
2009- "Guaihai" is registered as a famous trademark in china .
2010- Grab buckets, container spreaders and eco-hopper are widely used in major port.
2012- Jiangsu OUCO Marine and Environmental Technology Co., Ltd. has been established, started to produce desulfurization and denitration equipment.
2013- We started to export our cranes and prot equipments to the world through trading companies.
2015- Exports reach half of the company's total output value.
2016- Our company set up an own foreign trade department, consisting of foreign trade sales and after-sales technicians.
2017- We mergered three subsidiaries and established the OUCO Industry.
2016- "OUCO" is registered as a trademark.
2018- In order to serve overseas customers better, expanding our sales team again for our company’s development needs.
2019- Grand plans
Company Merger Declaration