Shandong Zhonghao Aluminum Group Co., Ltd. is a professional manufacturer of aluminum alloy profiles for architecture, decoration and industry. There are 600 employees. The first phase of the company covers an area of 200 mu, and the second phase (industrial park) covers an area of 600 mu. It has advanced aluminum profile production line in China. With mold design, manufacturing, alloy casting, extrusion, oxidation. The annual production capacity of coloring, electrophoresis, spraying, 3D wood grain, golden yellow, copper imitation, bridge breaking and thermal insulation, fluorocarbon, etc. reaches 50000 tons.

Shandong Kangdi Aluminum Co., Ltd., established in 1997, covers an area of 72000 square meters, with strong technical force and complete facilities. The total number of employees is more than 500, including 108 professional technicians. It has a modern and efficient high-grade aluminum profile extrusion production line, an anodizing production line, an electrophoretic coating production line, an Elouda electrostatic powder coating production line and an insulation threading production line, and is equipped with a set of advanced and perfect testing equipment, with an annual output of more than 30000 tons of high-quality aluminum profiles. The "Huanuo" brand aluminum products produced by the company mainly include four categories: anodizing, electrophoretic spraying, powder spraying, and thermal insulation threading. There are more than 100 series and more than 5000 varieties of curtain walls, doors and windows, and industrial aluminum profiles.

Shandong Kanglv Economic and Trade Co., Ltd. mainly engages in the import and export trade of high-grade aluminum alloy building profiles, doors and windows, hardware, glass, sealant, electronic products, mechanical equipment and industrial profiles. The company has branches in Dubai, India, South Africa and Brazil. At present, it has established long-term and stable cooperative relations with customers and enterprises in 15 countries.

Shandong Bofeike Door&Window Curtain Wall Co., Ltd. is an enterprise integrating the research, development, design, production and safety of aluminum alloy doors and windows, curtain walls, indoor sliding doors, office partitions and other systems. The company's brand "Bofik" energy-saving 3D doors and windows introduced the PERFECT system of the German FNM Group, adopted the franchise store and Internet sales model, and set up franchise production centers in various regions to be responsible for production, processing, installation and after-sales service. Established the e-commerce home decoration sales mode in the door, window and curtain wall industry.

Weifang Zhongkang Real Estate Development Co., Ltd. has a registered capital of 300 million yuan. The company has been adhering to the business philosophy of "people-oriented, innovative development, and daring to be the first", has strong financial strength and highly professional project development ability, and successfully developed Phase I and Phase II of Taihe Garden. Linqu County is a real estate star with a strong sense of social responsibility and leading scientific and technological innovation in the real estate industry.