Professional steel plate manufacturer

Request an order

Welcome to our company

About Us

Longkou Hongchang Metallic Products Co., Ltd. is located in the east of Longkou, Yantai, Qingdao in the south, across the sea from Dalian in the north, with developed transportation and geographical location.

Hongchang specializes in the production of various steel grating, trench covers, pedals, hot-dip galvanized steel grating, special-shaped steel grating, etc.Our products are sold all over the country and exported to Europe, America, Africa, Southeast Asia and other countries and regions.With stable quality and high quality service, our products are well received by the customers at home and abroad.Our steel grating are widely used in petroleum, chemical industry, thermal power plants, sewage treatment, municipal bridges, food, aquaculture and other industries.

  • 2

  • Data and information by manufacturer, by region, by type, by application and etc,and custom research can be added according to specific requirements.
    The report on the global Grating market is comprehensively prepared with main focus on the competitive landscape, geographical growth, segmentation, and market dynamics, including drivers, restraints, and opportunities. It sheds light on key production, revenue, and consumption trends so that pla...
  • How do high-credit manufacturers ensure the quality of steel gratings?
    When the user chooses the steel grille, in addition to reviewing their production strength, they also need to criticize the manufacturer’s reputation, because only high-reputation manufacturers can better guarantee the quality of the product. So how do high-credit manufacturers guarantee p...
  • If the Grating Plate Is Used Improperly, It Will Reduce Its Service Life.
    After the hot-dip galvanized grating plate is produced, it is subjected to anti-rust treatment. There are 2 kinds of hot-dip galvanizing and electro-galvanizing. The hot-dip galvanized steel grating plant uses a surface treatment for the production of steel gratings. The galvanized steel grating...
  • Does The Steel Grating Need to Meet The User’s Requirements for Use?
    In the production process of steel grating, it is necessary to use a variety of technologies, only if it has a certain improvement in technology, will it really have the high quality of the product, then what kind of high technology does this product need? The first is that there is a need for h...