Zhejiang Hongfeng Burden Co.,Ltd. was established in 1998. It is a comprehensive refractory manufacturer integrating design, construction overall contracting, and after-sales service. No. 1 in the overall contracting market share of refractory materials for electric furnaces in China. The company has a professional team consisting of smelting engineers, inorganic non-metallic materials engineers, and construction management engineers to provide technical support for each steel plant, including steelmaking guidance, refractory use and maintenance.

The company now covers an area of ​​more than 30,000 square meters, with a construction area of ​​about 20,000 square meters. It has more than 600 employees, 60 technicians and 10 engineers. The production process layout is reasonable, the production equipment is high in technology, and there are 3 production lines with an annual output of 100,000 tons of magnesia-carbon bricks. There are 21 fully automatic electric screw presses (7 over 1000 tons, the highest tonnage is 1400 tons), 2 hydraulic brick presses with 2500 tons, and the brick presses are equipped with automatic stacking system and automatic kiln feeding robot. 4 complete sets of batching system and medium and low temperature heat treatment equipment; 1 unshaped product production line; 1 laboratory R&D center that can fully analyze data. The annual production of magnesia-carbon bricks, aluminum-magnesium-carbon bricks and magnesia-alumina-carbon bricks is about 100,000 tons, and the unshaped refractory materials and charge are about 80,000 tons. The factory is highly intelligent, and can achieve all-round quality control while ensuring output.

In line with the enterprise spirit of "quality wins the market, integrity creates quality", the company always adheres to the corporate philosophy of "integrity and pragmatism, innovation and enterprising", and has become a pioneering and enterprising model in the refractory industry. The company has a high-quality R&D team of about 60 people to support new product development and product improvement, and a more than 350-strong after-sales service team to support after-sales service. The company is a national high-tech enterprise. The company has the general contracting qualification of metallurgical engineering construction with the "one-stop" contracting service model of R&D, design, production, masonry, maintenance and demolition. The refractory contracting service covers nearly 40 large and medium-sized steel enterprises in 20 provinces and cities across the country. The products are exported to Southeast Asia, Europe and other places, and are well received by users.