Puyang Hongyu Pressure Vessel Co., Ltd mainly focus on the technological development, manufacturing and sales of ZJ-019 series air cannon, ST series bunker dredging machine, ZD series bunker vibrator and other bunker dredging equipments which are applied specially in the fields of coal, coking, electricity and cement. Since 1985, the company has began to develop and manufacture ZJ-019 series air cannon, and it has acquired the manufacturing qualification of Class I and Class II Pressure Vessel, ISO 90041 Quality Management System Certificate, Explosion-proof Certificate and 12 Patent Certificates concerning bunker dredging equipments.

Puyang Hongyu Pressure Vessel Company owned by Henan Hongyu Industrial Equipment Company, formerly Nanle County Machinery Plant, was established in 1953. With a total registered capital of 66 million Yuan and employees of 380, it covers an area of 120 thousand square kilometers. The company specializes in the development, manufacture and sales of Class I and Class II pressure vessels, glands and boiler vessel equipment, environmental protection equipment and metallic steel member. The company is situated in the North Plain of Henan Province, where Puyang City, the cradle of first Chinese Dragon, national model city of social development, Sanitary City and Tourism City.
High-quality products are the life of the company, and customer's demand is the permanent pursuit of the company. Constant improvement is made on design, manufacturing, installation and debugging and after-sale services for each complete set of project, and supporting project. In addition, based on the thought of customer first, the company implements strict quality control, and provides excellent after-sale services to satisfy customers’ demands. Hongyu Industrial Equipment Group Company keeps forging ahead despite the intensive market competition, having established its leading position in the industry of bunker dredging equipment, and its technology is also far head in the industry.


The Group possesses 3 wholly owned subsidiaries and 1 holding company.
Henan Hongyu Industrial Equipment Co.,ltd
It specializes in the development, manufacturing and sales of Class I and Class II pressure vessels, glands and boiler vessel accessories, mining equipment, electrical equipment, petrochemical equipment, sewage treatment equipment, environmental protection equipment and metallic steel member.
Puyang Hongyu Pressure Vessel Co., Ltd
The company mainly focus on the technological development, manufacturing and sales of ZJ-019 series air cannon, ST series bunker dredging machine, ZD series bunker vibrator and other bunker dredging equipments which are applied specially in the fields of coal, coking, electricity and cement. Since 1985, the company has began to develop and manufacture ZJ-019 series air cannon, and it has acquired the manufacturing qualification of Class I and Class II Pressure Vessel, ISO 90041 Quality Management System Certificate, Explosion-proof Certificate and 12 Patent Certificates concerning bunker dredging equipments.
Henan Hongyu Steel Structure Engineering Co., Ltd
The company mainly engages in the technological development, manufacturing and installation of steel structure engineering.
Puyang Tongyu Investment Co., Ltd
It is scope covers risk investment, company as well as individual loan on credit and investment and financing, etc.

Performance and Honor
Power Plant of Zou County in Shandong Province of Huadian Power International Corporation Limited---the largest thermal power plant in China(192 sets) (The total Installed capacity is 4540MW)
Shanxi Hejin Aluminum Plant---the largest alumina manufacturing project in Asia (234 sets)
Gansu Jinchang Jinchuan Group---the largest copper smelting project in Asia (186 sets)
Taiyuan Iron & Steel (Group) Co., Ltd---the largest stainless steel production line in Asia (653sets)
Anhui Huaibei Linhuan Coal Preparation Plant---the largest coal preparation plant smelting clean coal domestically (476 sets) (The project with the largest quantity of bidding at one time in China)
Shanxi Linfen Tonshida Coking Co., ltd---the first domestic company erected a 4.3 m large stamp-charging coke oven of side loading coal (126 sets)
Shandong Yanzhou International Coking Cocking Co., ltd---the largest coal chemical project with 7.63m coke oven in Asia (146 sets)