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About Shandong Lanjing Group Established in 2010 in Weifang, Shandong-the "World Kite Capital"-Shandong Lanjing Group has evolved into a leading comprehensive high-tech enterprise. We specialize in the design and fabrication of steel structures, R&D of prefabricated modular buildings, and international import/export trade.

Our company is located in Binzhou, Shandong Province, China, and is a professional steel structure processing enterprise with a production base of 70, 000 square meters. We have a complete production line with an annual output of 500, 000 tons, and are equipped with advanced production equipment and a skilled technical team to provide high-quality steel structure products for global clients.

Shaozhan (Shanghai) Electromechanical Equipment Co., Ltd.

KM is one of the fast developing manufacturer engaged in Machining Parts and casting Parts work, located at the industrial zone, Yinzhou district, Ningbo city which is the place main for metal processing and investment casting.

Tiankai Southeast Green Building Technology (Henan) Co., Ltd. Was jointly established by "Henan Tiankai Group" and "Zhejiang Southeast Grid Co., Ltd. " (stock code: 002135). In 2020, a strategic cooperation agreement was signed to establish Tiankai Southeast Green Building Technology (Henan) Co., Ltd. With a registered capital of 100 million yuan, jointly building a new green and environmentally friendly intelligent manufacturing production base with an annual output of 100000 tons of steel structure processing strength. Tiankai Southeast Green Building Technology (Henan) Co., Ltd. Will introduce the latest generation of green steel structure intelligent manufacturing system for Southeast Grid, utilizing Southeast Grid's independently developed steel structure and grid system technology and resources, sharing the top ten core technologies of Southeast Grid, more than 200 patented technologies and scientific research and development achievements, and academician workstations.

Xiamen TOPINDUS Group Co., Ltd.  is a professional manufacturer and global supplier specializing in steel structure buildings, modular construction, and prefabricated housing solutions. Headquartered in Xiamen, China, our international trade team provides comprehensive support for overseas customers, while our manufacturing facilities located in Quanzhou, Fujian and Weifang, Shandong cover more than 10, 000 square meters with over 200 skilled employees. With a monthly production capacity of approximately 50, 000 square meters of housing, we are capable of delivering both standard products and customized projects for customers worldwide.

Qingdao Jin Hong Rui Steel Structure Co, Ltd. Is located in Shangma Industrial Park, Qingdao, Covering an area of 45000 square meters, it is close to national highway 204 and Jiaozhou Bay expressway, Jiqing Expressway and Yanqing road have very convenient transportation. Founded in 2000 with a registered capital of 8 million yuan and more than 200 employees, it is a large comprehensive company integrating material trade management, steel structure building materials production and processing, and steel structure installation.

Dongguan Vanhe Modular House Limited

Qingdao Shunxin Mechanical Equipment Co., Ltd. Was established in 2015. It has been dedicated to providing OEM & ODM metal processing manufacturing services for multiple industries worldwide. Through years of development and innovation, Shunxin has become a top domestic metal processing service provider integrating R&D, production and services. It holds dozens of invention patents and has been recognized as a high-tech enterprise.  

Hunan Tona Machinery Technology Co., Ltd. Focuses on the R&D, production and technical services of large-scale scientific and technological equipment, and is determined to become a leader in the field of bulk material handling and customized equipment and other subdivided industries.

Zhanghe (Ningbo) Steel Structure Co., Ltd., founded in 1999, is a large-scale professional enterprise focusing on the research and development, design, manufacturing, sales, construction and after-sales of steel structures in China. The annual production capacity of the steel structure of the company reaches 100, 000 tons, and there are 4 steel structure production and manufacturing bases in Wuxiang, Zhejiang, Xiangshan, Zhejiang and Wuhu, Anhui. It has the first grade construction qualification for professional contracting of steel structures and grade II general contracting of construction engineering.

Shijiazhuang Aijinger Trading Co., Ltd. is a professional manufacturer and trader of all kinds of steel structure products, such as steel structure workshop, steel structure warehouse, multi-layer steel structure buildings, aircraft hanger, aircraft hanger door, kinds of container houses and steel structure materials. Our company provides design, production, transportation, installation and integration services. Our products are exported to United States, Malaysia, Mexico, Oman, Ethiopia, Honduras, Libya, Japan, etc.

Qingdao Sunway Steel Industrial Equipment Co., Ltd...(SUNWAY STEEL)  has a total plant area of 130, 000 m², more than 500 sets of advanced processing equipment, and an annual steel structure processing capacity exceeding 150, 000 tons. The factory is located in Tengzhou City, Shandong Province, enjoying convenient transportation and beautiful environment. Qingdao Sunway Steel Industrial Equipment Co., Ltd. Has been in steel structure lines for 24 years and delivers end-to-end solutions for light and heavy steel structure projects, from technical consultation and design to fabrication and construction, supporting industrial plants, public buildings, and commercial complexes. We also provide custom non-standard manufacturing services for industrialized construction, mining, marine engineering, petrochemical, and new energy sectors, ensuring high-precision production and delivery of complex components tailored to global standards and project specifications.  Therefore, we can fully satisfy your demands and have a large customer base. In order to supply the best products and services, we have built a modern quality management system which is in strict accordance with international standards. Besides, because of large overseas markets, most of our products have got certicifications with ISO/CE/AISC/JIS/CWB. If you have any new ideas or concepts for the products, please contact us. We are glad to work together with you and finally bring you the satisfied products.

Dongguan Dawang Precision Mould Co., Ltd. Was established in 1999, with an existingplant area of 21, 600 square meters, mainly engaged in: Mold development, professionaldesign and manufacture of precision parts, various precision tooling fixtures, precisionmolds, plastic molds and OEM injection molding products. Application fields: 3C, new energy, semiconductors, information, aviation, medical, electronics, automobiles, soft goods, etc. The company has strong technical force, advanced processing equipment, completetesting equipment, advanced machining centers, five-axis, three-axis Rhodes, five-axismazak, 5-axis turning-milling compound, high-speed Mikron, Makino and other CNC. Afteryears of development, a number of excellent teams have been established. And a certainquality supply chain has been passed through the lS0900L quality management system, IS014001 and other environmental system certifications, 1S016949 system certifications. And lS013485 medical device quality management certifications.

Dongguan Ganyuan Hardware Technology Co., Ltd. is a production factory focusing on the manufacture of precision hardware parts. It is located in Dongguan City, a major manufacturing city in China. The company is committed to providing customers with high-quality and high-precision hardware products, which are widely used in automobiles, electronics, medical devices, aerospace and other fields.

Engineering Excellence in Foundry Automation & Centrifugal Casting Solutions

Shandong Bangman New Materials Co., Ltd.

Qingdao Huayuan Steel Structure Co., Ltd. is a professional enterprise dedicated to the integrated services of design, production, and installation for various steel structure projects. With a focus on meeting diverse industrial and civil needs, we provide customers with one-stop, full-cycle steel structure solutions, covering a wide range of application scenarios. Our service portfolio includes but is not limited to steel structure warehouses for logistics and storage, industrial workshops with high load-bearing capacity, energy-efficient cold storage for food and pharmaceutical preservation, large-span hangars for aircraft maintenance, high-end hotels and residential apartments with aesthetic and structural stability, commercial shopping malls with flexible space design, modern office buildings that meet green building standards, exhibition halls with large open areas, gymnasiums with anti-seismic and noise-reducing features, and specialized chicken houses optimized for breeding environments. Each solution is tailored to the unique requirements of customers, ensuring both functional practicality and long-term operational safety. Since its establishment, our company has provided perfect steel structure solutions for customers in many countries, including Saudi Arabia, Niger, Djibouti, El Salvador, Somalia, Guyana, Canada, Singapore, Philippines, East Timor, Georgia, Fiji, Australia, Guatemala, etc. If you are looking for steel structure solutions, please feel free to contact us. We will provide you suitable solution with professional service. Welcome to visit our factory, and we look forward to cooperating with you soon!

Qingdao Titan Co., Ltd. is a high-tech enterprise with rich experience in the steel structure industry, focusing on the full-chain services of steel structure design, production and installation. With professional technical strength and a comprehensive service system, we provide global customers with one-stop and customized steel structure building solutions!

Qingdao Xinguangzheng Fancan Construction Co., Ltd. is a subsidiary of Qingdao Xinguangzheng Steel Structure Co., Ltd., a leading steel structure company in China. The company has obtained multiple certifications such as AISC, CE, and Russian standards. With a total staff of over 1, 200 people, the company is dedicated to the design, production, and installation of steel structure workshops, multi-story buildings, bridges, industrial parks, automatic chicken house etc. Currently, the company exports to more than 120 countries and established long-term cooperative relationships with many customers and regions

Qingdao Xin'guangzheng Husbandry Co., Ltd. is a subsidiary of Qingdao Xin'guangzheng Group. Our company's main product is intelligent livestock breeding equipment, providing global customers with services including research and development (R& D)design, manufacturing, installation and after-sales service. Xin'guangzheng Animal Husbandry Co., Ltd. is always committed to providing customers with more complete R & D and customized services with more advanced technologies, from efficient ecological breeding communities to complete complex commercial farms, providing integrated livestock husbandry solutions. Our company has qualification certificate of Chinese overseas contracted project operation issued by the Ministry of Commerce of the People's Republic of China. The scope of services is global and it is the pioneer of China's "Belt and Road" development strategy. Livestock breeding equipment products have been exported to more than 30 countries and regions.

The company SUZHU is located in the beautiful ancient southern Chinese city - Suzhou, near Shanghai and in the centre of the China Yangtze River Delta Economic Zone.

Qingdao Jiahexin Steel Co, . Ltd is located in Jiaozhou district, Qingdao city, with superior geographical position and convenient transportation. We are experienced and specialized in the production and steel structures, Steel welded fabrications, prefabricated house, T beams etc, it's business scope contains design, fabrication, logistics, trading etc.

Qingdao shengmei Machinery Co., Ltd. is the director unit of Equipment Committee of China Foundry Association, the director unit of lost foam and V-Process casting branch, the member unit of National Foundry Machinery Standardization Committee, the member unit of China Machine Tool Association, and the president unit of Foundry Machinery Manufacturing Association of Qingdao West Coast new area. Through 15 years of development, the company has become a well-known brand with the strongest professionalism, the most dedicated products and the best reputation, which has been recognized by industry colleagues and many users. We specialize in the production of V-process, lost foam molding, resin sand and modified sodium silicate sand recycling complete sets, product positioning in the high-end market, has more than 400 domestic and foreign high-quality users. Among them, the market share of V-process equipment is increasing year by year, with 17 professional and technical R & D personnel. It is the team with the most professional and technical personnel in the industry, and has accumulated rich experience in R & D, production, installation, commissioning and service. The company is actively participating in the formulation of industry standards and group standards. The company can provide customers with overall planning and solutions from raw materials entering the factory to qualified castings leaving the factory. The company's technical personnel and equipment service team can provide support and guarantee for the development of foundry enterprises with their own professional knowledge  

Founded in 2019, Hebei Sichuang Steel Structure Engineering Co., Ltd. is a specialized and comprehensive enterprise dedicated to the design, manufacturing, processing, and installation of high-quality steel structure products. Located in Hebei Province, China, the company occupies a modern production base covering more than 10, 000 square meters, equipped with advanced automated production lines, precision processing equipment, and a complete quality control system. With a strong annual production capacity exceeding 9, 000 tons of industrial steel structures, we are able to meet both domestic and international large-scale project demands efficiently and reliably.

Established in 2017, Shandong Qihua Fire Engineering Co., Ltd. Focuses on steel structure and coating sectors, adhering to "specialization and systematization". It has transformed into an integrated "product + service" enterprise and become an influential industry player through continuous tech upgrading and strict quality control.

Qingdao KXD Steel Structure Co., Ltd, is a professional enterprise specializing in designing, developing, manufacturing, marketing and constructing high quality steel structures, prefabricated houses and container houses. We have professional steel structure engineering contracting first class qualification and ISO9001: 2000 quality system certification.

Shandong Juhengyuan Machinery Casting Co., Ltd.: Deeply Engaged in Casting & Machining, Forging the Cornerstone of Quality Industry

LJ Steel Structure, a brand of Steel Structure, Container house and Prefab house, is Trusted & Tested.

Qingdao Chengchuan Construction Engineering Co., Ltd It is a wholly-owned subsidiary of XINGUANGZHENG company, which was established in 1997. After more than 20 years of steady development, it has become a high-tech, diversified, and outward oriented international private enterprise that integrates research and development, design, production, installation, construction, and services. It was listed on the New Third Board in 2015 (stock code: 834422). With strong technical capabilities and rich engineering experience, the company not only obtained the first level qualification for steel structure engineering professional contracting and the first level qualification for Chinese steel structure manufacturing enterprises, but also has various qualifications such as waterproof, anti-corrosion and insulation engineering, building decoration, building curtain wall engineering, and general contracting for construction engineering. It has been listed as a modern production base for the construction industry in Shandong Province and has participated in Jiaozhou International Airport, Qingdao, and other construction projects. Projects such as subway, Qingdao Aviation Technology Research Institute, Hehua Technology Logistics Town, Haier, Hisense, etc, And establish strategic cooperative relationships with large domestic enterprises such as China Construction Engineering Corporation and China Railway Corporation. In order to better serve the global market, the company has obtained the CE certification (EN1090 certificate), the international high grade certificate of ordinary steel structure and the qualification certificate for contracting projects overseas in China. Before the country formally proposed the "the Belt and Road" development strategy, it has begun to cooperate with countries along the "the Belt and Road" and related enterprises, and actively explore the international development path for the global market. Now its products and construction services have been exported to more than 80 countries in the world, including Asia, Africa, North and South America, Oceania, Europe, etc., and established joint ventures in India and Ethiopia, forming all-round strategic cooperation with customers in the Philippines, Algeria and other countries. The construction of the company's core competitiveness stems from the long-term unremitting pursuit of technological breakthroughs. There are now more than 100 senior technical talents of various types, and cooperation relationships have been established with many universities and scientific research institutions. With the help of internal and external intellectual resources, relying on steel structures, the company continuously innovates in new products, new technologies, new models, and new formats, and continuously achieves new breakthroughs in the "steel structure whole house system". The company will continue to adhere to the corporate purpose of "taking society as its own responsibility, taking the enterprise as its platform, taking the team as the core, improving oneself, and creating wealth together", the corporate mission of "benefiting society, achieving employees, making customers happier, and making the enterprise more sustainable", and the corporate vision of "becoming the world's first brand of steel structure". With a sound modern management system, we will fully promote the comprehensive and rapid development of the company and society.