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Our core business covers aluminum alloys, copper alloys, stainless steel, alloy steel, and special alloys, complemented by customized solutions in sizes, shapes, and materials to meet diverse customer needs. Backed by advanced production facilities and an efficient logistics network, we ensure high-quality products and timely deliveries. Sinoleopard's products are widely exported to markets including the United States, Germany, India, the Middle East, Southeast Asia, and beyond. Guided by our founder Mr. Lin Guojun's principle-"We focus on service, for without service, there is no continuity"-we are committed to innovation, quality, and customer satisfaction. Our mission is to provide high-value solutions that drive our clients' success, while our vision is to build an enduring ecological steel service platform that connects manufacturers, traders, logistics providers, and end-users worldwide. Sinoleopard remains dedicated to being a trusted partner, offering not only premium products but also comprehensive solutions that foster sustainable growth.

Company Mainly produce:

Shanghai Zhongduo Aluminum New Material Group Co. Ltd is a professional manufacturer of industrial aluminum alloy extrusion and profile over 10 years. With the building area around 10, 000 square meters and total invest amount around 1billion RMB Yuan. Our workshops have 7 aluminum extrusion production lines and more than 200 sets of advanced equipment. Which make us be the green manufacturing demonstration plant by Ministry of Industry and Information Technology.

Henan Lianbang Organic Silicon Technology Co.,  Ltd.  is a national high-tech enterprise focusing on R&D,  production and sales of three core products:  insulating glass warm-edge spacers,  butyl hot-melt sealants,  and two-component sealants.  Based in Mengzhou City,  Henan Province (with solid new material industry foundation),  it has focused on insulating glass supporting materials since establishment,  and become a partner of domestic and foreign insulating glass manufacturers via professional technical capabilities and stable product quality.

Over the past few years, we have focused solely on one thing: How to make your business operate more effectively. We think, we design, and then equip your company with various different components. As a manufacturing company jointly invested by multiple manufacturers of Shengten New Materials, we combine the unique technologies and manufacturing processes of each of these manufacturers. We offer products with competitive manufacturing costs to support brands with specific attitudes and styles. Come and talk to us.

After many years developments, Wuxi Baowang Steel Co., Ltd. Has become one of the level-one suppliers of China. Now the company is mainly focusing on the import and export all kinds stainless steel products,

Founded in 2014, Wuxi Ruibang New Material Technology Co., Ltd. is a professional manufacturer dedicated to the R&D, production and global sales of energy-saving building materials. Located in Yixing, Wuxi, we enjoy convenient transportation, complete industrial support and a stable supply chain, which ensures stable production, on-time delivery and long-term sustainable development. Our business covers new material technology R&D, non-ferrous metal rolling processing, customized production, domestic and international trade, and full after-sales technical support.

In the fields of power transmission, electronics, new energy vehicles, and aerospace, reliable insulation materials are essential to ensuring safety, performance, and long-term operational stability.

Tianjin Jingzhou Metal Products Co., Ltd. Has been dedicated to producing and selling stainless steel wire since 2009. Our independently developed stainless steel shaped wire consistently leads the industry.

Company Profile

Jiangyin Shuangming Rubber & Plastic Products Co., Ltd. is a national high-tech enterprise with over 20 years of professional expertise, specializing in the R&D, manufacturing, and sales of high-end PA66 GF25 series products, including plastic pellets and thermal barrier strips. Our products strictly comply with China's national standard GB/T 23615.1-2009 and serve energy-efficient windows, curtain walls, and industrial applications worldwide.

Jiangmen Mega Casa Co., Ltd. Established from 2017, cooperate with a stainless-steel faucets manufacturer, focus in domestic sanitary ware market. We have provided products and services to more than 50 countries and regions around the world. From machining main body to full assembling and packaging. Supplying semi-products to manufacturers that without machining process and finished products to retailers.

Located in Taicang, Jiangsu province, Alumag Aluminum Tech (Taicang) Co. Ltd is a cooperation invested by Omnipro Ltd from Hongkong in an investment of 6 million US dollars in May 2002, gathering with the powerful technical skills of Alumag Aluminium corp. (Taiwan). The company specializes in producing aluminum alloy extrusion products, which is mainly used for auto parts, bicycle components, sports equipment, furniture, heat sink etc. Alumag Tech owns strong technical skill and production lines. Its products are made according to customer's requirements on technological parameters and size, and they comply with both relevant state and international standards. The company strictly implements production standards and is severe and unremitting in quality control in order to insure a great competitor in the same industry. "Service, quality, innovation" are the promises toward customers, and on which its quality principle is based. We have been honored by ISO9001: 2000 and ISO/TS16949: 2002. In all powerful respects, Alumag Tech has built up a great management and a professional team spirits of leading our customers toward the best products and services.

HONGBANG (SHANDONG) COMPOSITES Co., Ltd., established in 1979 (formerly Xingtai Hongbang Composite Materials Co., Ltd. ), is a leading FRP manufacturer with 40 years of industry experience. We specialize in research and development and production of FRP pultruded profiles, FRP gratings, FRP pipes, and custom FRP components. As a one-stop FRP solution provider, we cover product design, customized production, on-site installation, and after-sales service, catering to construction, municipal engineering, chemical processing, and environmental protection industries.

Liaoning FTJG Titanium Industry Co., Ltd. is a high-tech enterprise specializing in the research and development, production and sales of titanium and titanium alloy materials. Founded in February 2017, the company has obtained ISO9001: 2015 quality management system certification and GJB9001C-2017 quality management system certification.

The Tangshan Zhenxiang Group was founded in 2005. After several years of development, Zhenxiang has developt into a integrated iron and steel enterprise of strip slitting, Hot DIP galvanized processing, international trade and logistics and distribution.

Jiangsu Haitec Profile Technology Co., Ltd was established in March 2001. Since its establishment, the company has focused on the production from PVC resin materials, PVC and Aluminum profiles to finished Windows&doors systems, which is one of the few large comprehensive enterprises in window industry in China. We have spent over two decades driving innovation, pursuing sustainable production methods, and delivering solutions tailored to our customers' needs.

Jinpeng Aluminium is a big scale Aluminium Extrusion Manufacturer for Aluminium Extrusion Proifle. We are located in Nanchang City, China.

TOPREGAL(TIANJIN) INDUSTRIAL CO, Ltd. located IN TIANJIN, China, WHICH IS LARGEST PORT IN THE NORTH OF China. TOPREGAL HAS OVER 15 YEARS EXPORT EXPERIENCE IN STEEL FIELD, MAINLY SELL BLACK STEEL PIPE, GALVANIZED STEEL PIPE, STEEL COIL, STEEL SHEET, PRE-PAINTED & GALVANIZED STEEL COIL AND STEEL PROFILES.

Our company has been engaged in import and export trade for"moret than 20 years. It is a comprehensive manufacturing company engaged in high-quality steel and has established closecooperative relations with major steel production enterprises at home and abroadWith sufficient supplyreasonable price and honest service, we are based on the Chineseand foreign markets, have good corporate reputation and win the trust of our customers. We have a united and cooperative marketing team for development. With high-qualityservice and flexible business mode, we uphold the business philosophy of "survival byquality and development by reputation", Based on the principle of "honest operation, mutual benefit and common development", we are willing to provide new and oldcustomers with better and more professional services to create a better tomorrow.

In the ever-evolving world of international trade, our company stands as a beacon of quality, reliability, and innovation. Specializing in the production and export of stainless steel, carbon steel, copper, and aluminum, we have established ourselves as a trusted partner for businesses across the globe. With decades of experience, cutting-edge technology, and a commitment to excellence, we cater to a diverse range of industries, including construction, automotive, aerospace, energy, and manufacturing.

Wuxi Aojiewei Metal Materials Co., Ltd. Specializes in TISCO 300 series stainless steel materials. It mainly orders raw stainless steel coils directly from steel mills and stocks them in different processing centers around the Wuxi warehouse. The company has a standing inventory of 3, 000 tons, which can be opened according to customer requirements., slitting, drawing, polishing, laminating, embossing, punching, laser cutting and other processing. 304L stainless steel coils are the company's advantageous products. Their price and quality are extremely competitive in the market, and are deeply favored by foreign companies and foreign traders. Recognition and affirmation. Our company's Wuxi warehouse has one 10-ton and 3.5-ton Hangzhou forklift, equipped with 10-ton and 16-ton cranes. The company attaches great importance to quality management and has the most demanding quality inspection department. The company has 5 people Stainless steel quality inspectors supervise the entire process from the processing of stainless steel coils and steel plates to the inspection of finished products, and can effectively control the quality. The company's packaging requirements for stainless steel coils are No. 1 in Wuxi, and the goal is to be No. 1 in the world. The company has independent packaging Ability to support trailers, avoid cargo damage caused by multiple shipments, and be able to pack without damage, allowing customers to receive the most perfect quality. The company has various testing instruments, such as an imported handheld spectrometer from Olympus, different types of micrometers, Vernier calipers, rulers, crane scales, etc., can meet various testing requirements. All TISCO stainless steel products of our company are traceable, from labeling to processing, and warranty certificates, all can be corresponded one-to-one, focusing on completeness and providing convenience to customers. The company's stainless steel products started from foreign trade and can meet the stringent requirements of developed countries such as Europe, America, Japan and South Korea.

Shandong Standard Metal Products Co., Ltd. is located Shandong Province, We are professional suppiler with reputation for superior quality and advanced technology. Our company mainly supply all kinds of Steel Products, Ferrous Materials, X-ray Shielding Products etc.

Our company offers variety of products which can meet your multifarious demands. We adhere to the management principles of "quality first, customer first and credit-based" since the establishment of the company and always do our best to satisfy potential needs of our customers.

TIANJIN GRAND METAL CO. Ltd. Is a specialized manufacturer of steel with research-manufacture-distribution system together, developed into a big manufacture and exporter of steel wire and nails.

JiangSu Jinmingxin Metal Technology Co., Itd is a professional supplier of stainless steel materials, located in wuxi, China with high speed of economic development. We are near Shanghai port; The traffic is very convenient. The stainless steel materials sold are widely used in the fields of instruments, medical instruments, clocks, electronic medical treatment, energy and electric power, construction, mechanical hardware, automobile, decoration and so on.

Laiwu Xincheng Metal Co., Ltd, Established in year 2004, Located in Jinan City, Shandong Province, is a enterprice which integrates research, design, development, manufacturer and sales into one.

Nanjing hengjie industrial Co., Ltd. Was founded in 2010, which is an ISO9001: 2008 certified company and has been continually awarded by the local government. The factory is a profession to produce all kinds of special steel profiles. Custom special shape profile with any material can be offered, triangle, oval, half round, hexagon, D, I, T, L, Z, trapezoidal, rectangle, chamfered, wedge shaped bar / wire, cold drawn steel bar, linear guide block and rail, oil tempered wire, monel / hastelloy / inconel / nickel / incoloy / stainless steel / alloy steel / carbon steel wire, strip, bar, tube and plate. In order to further satisfy the needs of customers, we independently research and develop the irregular steel products which are widely used in various kinds of mechanical equipment. Have established a long partnership with USA, France, Germany, South American, Australia, Saudi Arabia, Southeast Asia. Spain, Korea, Japan etc. We take "quality first" as company marketing way, "create future, insist perfection and particularity" as operation principle. We believe: Our product and service will bring you much better development. Enterprise mission: Create value for customers, create interests for shareholders, create the future for our staff members and create a better society. Operation principle: Create future, perfection and particularity. Strategy goal: Achieve the most competitive spring steel enterprise. Enterprise spirit: Integrity is basic, innovation is soul, Learning is no end, Fight for top class forever.

TXD Steel Group Co., Ltd. is a professional and comprehensive steel export enterprise integrating production, processing, international trade and logistics services. Headquartered in Jinan, China, we have established wholly-owned subsidiaries in Guangzhou, Suzhou and Egypt, forming a complete domestic and international operation network that covers production coordination, market development and localized service. With years of deep cultivation in the steel industry, we have built a stable and reliable global supply system and won high recognition from customers around the world.

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