Brief introduction

Shanghai Jihaowang Shipbuilding Technology Development Co., Ltd, the inheritor of Shanghai Dongqiao Steel Industrial Technology Development Co., Ltd, is a comprehensive joint-stock company which can provide various marine product and large steel structure. The company establishes an affiliated flux factory. The products are special for shipbuilding. There are many professional technical personnel retiring from shipyard, and our company is capable of providing consultancy service for shipbuilding technology.

The factory is located in Zhuqiao Industrial City，Nanhui Area. It is closely adjacent to the Yuandong Avenue. The transportation is quite convenient. The factory covers 10000 square meters, and the factory building covers 3000 square meters. There are two full-automatic product lines of agglomerated flux, and the annual capacity is above 5000t.

Our company has very strong capability on R&D and perfect product quality management system. The special flux for one-side welding—JHW×FCB-1、JHW×FCB-1R and JHW×FCB-1W series are the flagship product of our company which fill in the home gaps of flat section production line for shipbuilding. Other major flux such as JHW-SJ101、JHW-SJ102、JHW-SJ301、JHW-SJ501 and JHW-SJ502 etc. also are ideal welding material for shipbuilding, steel structure, pressure vessel and helical SAW pipe.

Lianyungang Dongsen Sci&Tech Development Co.,Ltd began to build in July 2003 at Jingqi Road, Economical Industry Garden of Guannan county, Lianyungang, occupied 32 MU land with the buildings of 7.5 thousand m2 ,own 12million Yuan regidter capital and it was focused on manufacturing and research of wood-bamboo laminated board.. The capability of Plywood manufacturing was 5 thousand m3/year,it also owns the Independent right of own-operation export and Import.

The wood &bamboo laminated board technology was from the state 863 project in nanjing foresty university ,it also own other poplar and bamboo laminated advance technology.The production were applied in the industry of building ship and transportation.The company’s production included bamboo& wood laminated board which was for ship and train’s flooring,wood &bamboo concrate template which was for casting the concrate of bridge tunnel and hydrodynamic,ship board &special Plywood for LNG ship,bus flooring.


Jiangyin Dongqing Sealing Material Co.,Ltd was founed by Shanghai Dongxin Ship technology service & development center subordinated to Hudong Ship Group Shanghai and Nanlou village Qingyan county Jiangyin.

The company’s five production were struture steel,Heat resistance steel, stainless steel ,deposit weld and cast iron which included 80 species.