Established in 1994, STARSE Energy and Technology (Group) Co. Ltd is an international company for the energy industry, integrated with oil fields exploration and development, petroleum equipment development and manufacture as well as oilfield services.

Shandong Hetong lnformation Technology Co., Ltd. is a manufacturer with 239 employees, it was established in 2011, occupied over 6900 square meters, the company located in lst and 2ND floors of No. 2 Factory Building, Jinan Energy Intelligent Manufacturing Base, Guanzhuang Sub-district, Zhangqiu District, Jinan City, Shandong Province, China. The main products are Water Meter, Heat Meter, Gas Meter, STS Prepaid water Meter, Meter Accessories, Smart Water Conservancy, One-stop Energy Solution Provider. The company has established quality management system and got ISO 9001, Certificate, ISO 14001 Certificate, IS0 45001 Certificate, ISO 50001 Certificate and also other certificates, their products got Certificate of Production Quality Assurance and EU-Type Examination Certificate.

JASFU is a leading Chinese manufacturer specializing in the production and export of high-quality heating solutions, including gas boilers, electric boilers, heat pumps, and other energy-efficient home heating products, with over 20 years of experience in the industry.

Henan Tuofang Energy Saving Technology Co., Ltd. A professional supplier of finned tubes and ener-9y-saving devices in Henan Province. Our factory islocated in Yanling County, Xuchang City, Henan Province. We produce laser-welded finned tubes, high-frequency welded finned tubes, pressed welded finnedtubes, energy-saving devices, coolers, and radiatorsAll of these are used for energy-saving and environ-mental protection parts and equipment

Driven by innovation, quality, and passion, Xiamen E-Top Controls Technology Co., Ltd. is a leading Smart WiFi Thermostat manufacturer and HVAC heating & cooling solutions provider. As a professional OEM/ODM Thermostat factory, we fill the market gap with a proven track record of excellence in Smart Home Energy Management. We are committed to delivering high-quality professional technical support, advanced testing equipment, and updated software systems to make ETOP a distinguished partner in the climate control industry.

Tianjin Dongfanglong Petroleum Equipment Manufacture Co., Ltd. Was founded in 1999, mainly engaged in oil pipes and pipe fittings, oil special drilling and production tools and oil automation equipments. The company is named as national integration and standard implementation enterprise, a national science and technology-based small and medium-sized enterprise. With honors of"Henan enterprise technology center", "Henan postdoctoral innovation practice base", the company hold 35 senior engineers, engineers and technicians, and has successively obtained ISO9001 Quality system certificates, API 5CT certificate authorized by American Petroleum Institute and BV Quality supplier evaluation certificate issued by company of France. Owing more than 30 independent intellectual property rights, forming an industrial chain integrating design, development, manufacturing, testing and experiment of numerical control automation equipment for petroleum machinery products, which can meet customers' demand for products Full cycle service.

At Maxtree, we are committed to providing new products for every customer. This inspires us to take great care of every detail of production and service.

Beijing Sanhe Runjing Technology Co., Ltd.

COMPANY OVERVIEW

Keiward New Materials (Jinan) Co., Ltd. Was established in 2025. It is a foreign trade enterprise that was spun off from the factory and specializes in the export of decorative wall panels. Established in 2025, Keiward New Materials (Jinan) Co., Ltd. is an independent factory specializing in the export of wall panels and decorative panels.

INTE Laser has been a technology-driven laser application company since 2013. INTE laser specializes in laser applications and automatic manufacturing, providing cutting-edge processing technology, manufacturing optimization, specialized laser application machines, as well as technical support and services to help our customers build extra creative value.

Puyang Donghao Mechanical&Electronic Co., Ltd. Which is located in the Industry Cluster District in the beautiful hometown of dragon, Puyang in China, was established in January 2000. It is a network member unit of the Materials and Equipment Corporation in the Sinopec Group. Meanwhile, it is an important private enterprises in Puyang and the provincial-level enterprise technology center. The company is a technology-based manufacturing enterprise, mainly focusing on the R & D and production of downhole tools and water treatment equipment. The registered capital is 21 million RMB. At present, there are 280 employees, including 12 experienced senior engineers, 28 engineers, 36 technicians, 100 senior technicians on car, grips, riveting, milling, electricity, welding, pull gold and so on.

For the last couple of years, we focus only on one thing: How to make your work better. We think we design, we apply different kinds of accessories to your. Being a design house jointly invested by manufacturers with very different competent and manufacturing processes, we have come up with more than designs covering most of the mainstream. We offer our design with competitive manufacturing process cost to support brands with attitudes and styles. Come talk to us. CNPS. COM LIMITED (CNPS), a professional supplier of petroleum equipment. CNPS can also help our customers source oilfield equipment like OCTG, well logging, MWD, LWD, mud logging, cementing, laser gas detection, etc.