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Reliance Trenchless Technology (RTT) is a joint ownership formed by three specialized enterprises: Qingdao Xinya Environmental Technology Co., Ltd., Wenzhou Wantuo Pipeline Equipment Co., Ltd., and GNLC Construction Machinery Co., Ltd. This collaboration brings together the unique strengths of each partner, creating a synergistic platform that covers key segments of the trenchless technology industry. By integrating their respective expertise, RTT aims to provide comprehensive and high-quality solutions for global pipeline maintenance and rehabilitation needs.

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. Our company is sincerely willing to cooperate with enterprises from all over the world in order to realize a win-win situation since the trend of economic globalization has developed with anirresistible force.

Shandong Huidian Import and Export Co., Ltd. (Smartspot) is a professional environmental protection equipment manufacturer integrating the design, R&D, production, sales, and service of industrial dust removal equipment. Equipped with modern production workshops, advanced processing equipment, and automated production lines, Smartspot offers comprehensive capabilities from R&D to mass production, providing customized dust removal solutions to meet the dust control needs of diverse industries.

Tengda Heavy Machinery Co., Ltd. is a leading high-tech enterprise that integrates research, development, production, and sales. The company specializes in two main product categories: Construction machinery and material handling equipment.

COTAPETS is a prominent group enterprise integrating the design, manufacturing, and global trade of high-quality pet products. With over 12 years of industry expertise, we have evolved from a specialized export house into a leading manufacturer with our own modern production facilities and a dedicated R&D design team. Since our inception, we have been committed to enhancing the lives of pets and their owners through innovation, safety, and superior craftsmanship.

Petroking Petroleum Hebei Co., Ltd was established in 1988, the company is located in Handan City, Hebei Province, China. We have been engaged in the lubrication industry for more than 30 years and have very rich experience in production technology, management and customer service. We are the one of the TOP10 lubricants and Greases manufacturers in China. Exported to more that 20 countries, we have rich experience to do the business. We working with more than 40 countries in Asia, Africa, European America and South America industry market.

China Tianjin Recare Co., Ltd. A pioneer in the condom and Rapid Test manufacturing industry and distribution. We have been produce condom and rapid test kit more than 25 years, have been the biggest OEM & ODM professional manufacturer in China. Condoms and Rapid Test supplied by Recare are highly regarded for its durability and reliability in European countries, Middle East, Africa countries, and South America. In our markets, quality is much more than a sales argument. Quality is vital, in the truest sense of the word, as only quality condoms and pregnancy tests provide reliable protection. RECARE products fulfil the highest quality, safety and comfort requirements.

Qingdao Hua Yushun Commercial Co., Ltd belongs to Captain Auto Equipment Group, which is responsible for exporting for all the products of Captain Group. And Captain is a professional designer and manufacturer of mechanical equipment, which is developed from SK spray booth built in 1992. Captain developed day by day, and established Shandong painting production base and sandwich panel production base. Now it can produce painting equipments more than 3000 sets, about 2, 000, 000 square meters different kinds of sandwich panels, and various kinds of steel ducting 800, 000 meters one year. Also Captain established Zhucheng sandblasting production base in 2002, and injection pieces production base in 2005. And in 2006, Captain established Qingdao Commercial Center, which is operated by Qingdao Hua Yushun Commercial Co., Ltd who is responsible for all the global importing and exporting business. Formed a good industry pattern that is the sells presses to production, and production streghten sales.

Taizhou Chengchi Mechanical & Electrical Co., Ltd is located in the Zhejiang Taizhou Jiaojiang Sanjia Industrial Zone, the geographical environment is superior is only 3 km away from the Taizhou Luqiao airport, 5 km Haimen port, land and sea and air transportation is very convenient. The company has complete production facilities, complete testing equipment, strong technical force, reliable product quality, exquisite manufacturing technology, perfect quality system and advanced research and development capability and professional sales team.

Zouping Hongyuan Eco-friendly Mechanical Technology Co. Ltd. Is a professional machinery manufacturer of worldwide market, intergrated design, production and sale. We have our professional engineer team and QC team; We are always ready to offer best quality to our customers.

Huixi Brush specialized in supplying customized brushes used in the industrial seal, cleaning, polishing, and deburring. Our manufacturing factory located in Anhui Province with 16 year's production experience. Trading company is in Lingang New Area Shanghai City. We export our brushes from Shanghai Port directly. The main overseas markets are Europe, North American, Australia, New Zealand Middle East, Southeast Asia, and our brushes get a good reputation from our cooperated customers on product quality and service that is Huixi culture.

Carpson (Guangzhou) Intelligent Technology Co., Ltd. is a leading manufacturer dedicated to the R&D, production, and service of tunnel car wash machines and car wash facility equipment. Guided by our core philosophy of Precision Innovation, Energy Saving & Environmental Protection, and Win-Win Cooperation, we provide one-stop car wash solutions for clients worldwide - encompassing tunnel car wash machines, touchless car wash machines, water reclaim systems, and self-service central vacuum systems - all representing the excellence of Chinese intelligent manufacturing.  Our in-house research team comprises senior engineers and technical experts who focus on independent innovation and the continuous optimization of core technologies. This ensures that our equipment consistently achieves industry-leading performance in cleaning efficiency, water conservation, and operational stability. With extensive industry experience across our core team, we have established in-depth partnerships with overseas chain car wash operators, auto detailing shops, and parking facility operators across multiple markets. These collaborations drive continuous product innovation and technology upgrades, ensuring that our performance and quality consistently meet international advanced standards.  We operate a modern production base where precision manufacturing is achieved through rigorous process workflows and stringent quality control - from initial design through to final production. Every unit that leaves our facility reflects our commitment to reliability, durability, and engineering excellence.  At Carpson, we don't just build car wash machines - we deliver dependable, efficient, and sustainable solutions that help our global partners grow their businesses. We welcome clients from around the world to cooperate with us for mutual success.

Hebei Yiboyuan Environmental Protection Machinery Manufacturing Co., Ltd is a company with over 16 years of experience in design, development, manufacturing, installation, and commissioning. A new type of environmental protection equipment company that integrates after-sales service. Thecompany produces various specifications of dust collector equipment andvarious dust removal accessories. The dust collector equipment is strictlycontrolled from design, manufacturing, to inspection, and the manufacturing standards are strictly implemented according to environmentalprotection process regulations, achieving one-step completion. Our companyalways adheres to strict factory management, quality trust, and technological investment as breakthrough points, producing high-quality bagdust collector equipment

Weifang Phoenix New Material Co., Ltd is a comprehensive business corporation. It integrated manufacture, research, sales and import and export.

Suzhou Foxmax Tools Co. Ltd was founded in 2010 as a business based on decades of experience, especial in the tools area, we are located in Suzhou, Jiangsu, China.

NINGBO COOLWELL COMPANY. Had developed into a leading professional manufacturer and supplier in the field of A/C and Refrigerator spare parts and tools.

Shandong Military Industrial Machinery Co., Ltd is dedicated to the research, development, manufacturing, and sales of concrete machinery and construction machinery. Its products are widely applicable to mechanical equipment in various industries such as construction engineering, mining construction, dock loading and unloading, municipal engineering, and landscaping. Located in Jining City, a historical and cultural city in the southwest of Shandong Province, known as the "Hometown of Confucius and Mencius" and "the State of Etiquette", the company belongs to the heavy industry base in central China, with a foundation for the production of heavy machinery and equipment, advantageous geographical location, and convenient transportation. Relying on the local favorable environment, the company has been committed to the design and research and development of liquid-electric integrated devices for many years. It possesses international standard processing technology and integrates the design, development, production, and sales of excavator boom and arm, chassis travel, and various special-shaped attachments. It has accumulated rich professional experience and developed road curb forming slipform machines, tree trimming saws, lawn mowers, and land development machines. With its stable performance, reliable quality, beautiful appearance, practical structure, and thoughtful after-sales service, it has won the trust and praise of many users. Over the years, adhering to the business philosophy of quality assurance and customer first, the company's products are exported to many countries and regions around the world.

Hangzhou Color Powder Coating Equipment Co., Ltd. is leading manufcturer of powder coating equipment in China. Due to the great location, we produce the latest products. "Quality first, innovation and valuable services" is our endless purpose. Thanks to tireless efforts of all staff, we have developed into a manufacturing company specializing in the research, development, production, sales and service of electrostatic powder coating equipment. Our main products are electrostatic spray guns, high pressure modules, circuit boards, famous gun spare parts, and automatic reciprocating machines, spray booth, curing oven, powder coating line. We will rely on our advanced technology, strict quality management system and strong sense of responsibility to make our company become the top one in the industry.

Qingdao Evertech Industry Co., Ltd. is located in the famous coastal city of huangdao district, Qingdao City. Enterprise was founded in 1996, is a very famous Qingdao machinery science and technology enterprises, and has a high reputation in Shandong machinery industry, affiliated to Qingdao machinery joint corporation, is mainly engaged in rubber and plastic machinery, casting machinery with accessories processing and export. Enterprise has a professional R& D team, a high level of technical workers. The enterprise took the lead through the ISO9001 quality assurance system, and obtained ISO9001 measurement system certification, CE certification, etc. In 2006, production of rubber and plastic machinery obtained inspection-free product's permission.

Wenzhou Liyang International Trade Co., Ltd has been specialized in manufacturing and trading different beauty accessories like jade beauty accessories, natural bath items, different hair brushes, makeup brushes, makeup sponges, makeup mirrors, different massagers, electronic beauty tools and other beauty accessories since 2015, we earned a reputation for producing high-quality products and providing excellent customer service. We have established long-term partnerships with clients in the United States, Europe, and other countries around the world.

Company Introduction

The company was established in February 1993. Through more than 20 years of continuous efforts, it has grown into an industry leader. The company is equipped with high-speed high-pressure pumps as the main body. The whole machine and functional accessories are two wings, which are used for civil, commercial and industrial use Comprehensive cleaning equipment manufacturer. The company's core products are high-pressure and ultra-high pressure reciprocating plunger pumps. The performance and life of the pump have reached the international leading level.

MASIJET Identification Technology (Guangzhou) Co., Ltd. Was established in Guangzhou in 2020, providing high-quality and high-quality TIJ high-resolution inkjet printers, CIJ small character inkjet printers, laser marking machines, UV UV laser large marking machines, DOD large character inkjet printers, portable handheld large character inkjet printers, UV inkjet printers, color UV inkjet printers, and automated laser marking visual identification solutions for global customers. We are committed to the technical research and development, automated laser marking identification, production, and sales of CIJ inkjet printers, TIJ inkjet printers, and UV inkjet marking machine identification solutions. Since its establishment, the company has fully integrated with the international market, with offices in East China, South China, Central China, and Vietnam. The products developed have been exported to more than 200 countries and regions, including the UK, France, the US, Germany, Italy, Malaysia, Singapore, Indonesia, the UAE, Saudi Arabia, Brazil, Vietnam, and Thailand. The products and services have received unanimous praise from domestic and foreign customers.

Guangzhou Lanhe Electronic Technology Co., Ltd was founded 2017 located at the opto-electronic base of Guangzhou, China and professional engaged in outdoor LED lighting covering LED Pool light, LED underwater Light, LED underground light etc. The main market is United States, France, Spain, Egypt, Australia etc. With first-class quality and competitive prices. Our target market is Medium and high class market and seek for long term cooperation with our unique molds

XINGTAI HONGLEI SEAL MANUFACTURING Co., Ltd. Located at Datuntou, Julu County, Xingtai City, Hebei Province, China. (formerly GUANGMING Oil Seal Manufacturing Factory founded in 1980, changed to HONGLEI in 2015), covers an area of about 15, 000 square meters, employs 130 people, including 20 college graduates, 15 managers, responsible for technology, new product development and Sales project.

Jiaozuo DB Rubber & Ceramic Co., Ltd, its former factory is Jiaozuo Zhuoer Machinery Manufacturing Co., Ltd, founded in 2001, is a factory dedicated to manufacturing, research and development and application for wear liners for mining and other industries and belt conveyor accessories for material handling equipment. The company has advanced production line and testing equipment for rubber, polyurethane and ceramic products, etc. We are able to produce wear liners and provide different wear solutions according to different applications and requirements.

      Established in 2016 in the bustling mountain city of Chongqing, Chongqing Bweiser Industry Co., Ltd. Has rapidly emerged as a rising star in the industry. As a comprehensive enterprise integrating production and export, Bweiser boasts a 2, 000-square-meter production workshop and operates across diverse fields including home gardening, safety, kitchenware, hardware and gear etc...The company demonstrates robust production strength through efficient, large-scale output of products ranging from garden tools and barbecue grills to rain gear, enabling rapid responses to the order needs of global customers.

Chongqing Rexon Oil Purification Co., Ltd was built in year of 2006 and located in Chongqing city, China, which is a famous industrial machinery city. As a leading oil purifier manufacturer and oil purification technology development company, we specialized in designing, producing, developing and selling various types of oil purification equipment such as transformer oil purifier, turbine oil purifier, lube oil purifier, hydraulic oil purifier, engine oil purifier, ship oil filtration plant, used cooking oil purifier, centrifuge oil separation purifier and all other industrial oil purification machines. We offered professional oil solutions service and oil purifier machines for world-wide customers near 20 years. Our equipment can be applied to many industrial fields, such as the electric power, petroleum chemical, metallurgical industry, mine, aviation, shipping and railway, factories, and so on. We have sold products to Africa, North America, South America, Asian countries, worldwide places. And we have been to customers' on-site places to offer training and commissioning services for customers as required like Africa countries, Asian countries etc. From these years work for oil filtration and on-site oil processing, we gain rich experiences and researching in better machines and keep us developing all the time. We are aiming to save oil energy sources and save new oil cost for our customers, through purifying their old oil, and maintaining their oil cleanliness to keep their oil always in good condition as new to use into their machinery, equipment and system. And under this situation, these machinery and equipment can be always maintained well too, so their lifetime can be also prolonged largely.

TIEYUNDA lubricating oil is the largest in north China lubricating oil factory, we import high-quality base oil refining in the global selection and compound additives, using high-tech technology formula and full automatic intelligent production, advanced production technology to ISO9001 / ISO14001 / ISO45001 and CE certification system for the quality control methods, And deepen technical and business exchanges with international advanced lubricant additive producers, as well as global mainstream industry institutions, automobile manufacturers, engine manufacturers and transmission equipment manufacturers.

Different kinds of products are available in our company. We're pleased to get your Inquiry and we will reply you as soon as possible. We stick to the principle of "quality first, service first, continuous improvement and innovation to meet the customers" for the management and "zero defect, zero complaints" as the quality objective.