Hebei Xuanhua Engineering Machinery Co., Ltd. (hereinafter referred to as Hebei Xuangong, stock code: 000923) is currently affiliated to the Fortune 500 Hesteel Group. It was founded in 1950 and is a large-scale state-owned enterprise that manufactures and manufactures series of engineering machinery products and components such as bulldozers. The enterprise is an early listed company in the machinery industry in Hebei Province.

The company has strong technical R&D capabilities and a provincial technology center. It is a high-tech enterprise in Hebei Province and a company that cultivates intellectual property advantages in Hebei Province. The company has the core technology of independent research and development and production of crawler bulldozers, and is a manufacturer that masters the independent intellectual property rights of high-drive bulldozers and realizes mass production. In 1998, it passed the quality system certification of Huaxin Technology Inspection Co., Ltd.; in 2002, it passed the re-evaluation certification of the 2000 ISO9001 standard; in 2017, it passed the ISO19001-2015 version certification. The company's products are widely used in key engineering construction at home and abroad. The products are spread across the country and are exported to more than 50 countries and regions overseas such as Russia, South America, Southeast Asia, Africa, and the Middle East.

In recent years, the company has adhered to the "high-quality + differentiation" development strategy, comprehensively upgraded its products, and formed new high-end product series of SD5K, SD6N, SD7N (SD7K), SD8N, and SD9N. Among them, SD7K is the world's first set of high-drive electronically controlled hydraulic bulldozers. After on-site inspection of the national engineering machinery test site, the driving, environmental protection performance, operating comfort and other products have reached the international advanced level, becoming the company's flagship product exported. At the same time, the company has also improved the cost-effective T series-3C upgrade products with Japan Komatsu technology as the core, mainly including T140-3C, T160-3, T165-3C, TY165-3C, TY230-3 and corresponding wetland models. High-end and mid-range products go hand in hand to form a product spectrum with Xuangong characteristics, which can meet the needs of different customers.

In order to accelerate its own development, in June 2017, Hebei Xuangong issued shares to purchase Silian Hong Kong assets and raised supporting funds and related transactions to be approved by the China Securities Regulatory Commission. After the completion of this major asset restructuring, the company quickly achieved the production and sale of a single engineering machinery product to copper ore and vermiculite through its wholly-owned subsidiary Silian Hong Kong indirectly controlling South Africa Palabola Mining Co., Ltd. (PMC) The transformation of the dual main business of mine development and operation, as well as the processing, sales and service of self-produced mineral products.

PMC is a larger fine copper manufacturer in South Africa, with stable sales of end customers. As Africa's second largest economy, South Africa has huge infrastructure development potential. The demand for fine copper such as copper rods (wires) will maintain steady growth, providing stable profit guarantees for the sustainable development of Hebei Xuangong.