rs232 instruments1,000+ factories verified

Hangzhou Changniu Technology Co., Ltd. is located in Yuhang High-tech Zone of Hangzhou City, specializing in the research and development of inspection and testing instruments, automation equipment, control and testing system engineering equipment, production, sales and technical services as one of the high-tech enterprises. The company has a professional R & D team, gathered a number of professors, doctors, masters as the backbone of professional scientific and technological talent. The strong team provides strong guarantee and technical support for the strategy of customized design, production and service.

Since its establishment, our company has always adhered to the business principles of "quality first, customer first, and credibility as the foundation", and has been deeply engaged in the field of environmental monitoring for many years, accumulating rich project implementation experience. Our business covers seven core scenarios: Pollution source outlet monitoring, national standard water stations, outdoor small water stations, ecological agriculture, aquaculture, secondary water supply, and groundwater monitoring. We have successfully implemented key projects in various fields across the country, including domestic sewage, chemical industry, medical care, smart water management, and black and odorous water body treatment, and have won market recognition with high-quality project results and excellent service reputation.  

Zhengzhou Windbell M&C established in 2014, The company is located in the High-tech Development Zone of Zhengzhou City, Henan Province, China.

Hangzhou Yante Science and Technology Co., Ltd, is a high-tech enterprise in Hangzhou, Zhejiang, and it is mainly dealing with the R & D, manufacturing and marketing of various intelligent instrumentation used in packing, paper-making, printing, textile, cigarette, electromechanical and other industries. In addition, we act as an agent of some advanced testing devices from abroad. Relying on our team made up of top technical engineers and managerial elites and the joint-stock system and thanks to our people-oriented operation and top quality management, we are advancing and pioneering constantly.

At the end of 2011, Fuzhou inno Electronic Technology Co., Ltd. Established an in-depth cooperation with Fuzhou University to "industry, research, and research", established an optical and electrical faculty leader, professors and graduate students to jointly participate, and started a self-developed technology research team. The research and development of fluorescent fiber sensing technology for nearly 8 years. After tens of thousands of tests and verifications, at present, our fluorescent temperature measurement technology has reached the international advanced level, and we have created fluorescent optical fiber series temperature measurement products with independent intellectual property rights.

Qingdao ZITN Technology company was established in 2002 by an experienced engineers team, and located in the beautiful coastal city-Qingdao, its develops and markets the full product line of inertial navigation technology including accelerometers, I/F converters, power supply products, telemetry sensors, integrated circuits design, multi-chip packaging and testing. The products have been widely used in the fields of contemporary defense industry, energy drilling, intelligent transportation and factory.

CChangsha SUPMETER Technological Co., Ltd., as a council member of China Weighing Instrument Association (CWIA), is a high-tech enterprise which specializes in designing and manufacturing weighing/batching controller, force measuring controller, explosion-proof controller and related system software.

EP Hipot Electric Co., Ltd has rich experience of more than 20 years in R& D, manufacturing and marketing of market-leading high voltage test equipment. Passion, knowledge, expertise and technology drive us to help our customers all over the world, to maintain their assets value, improve their reliability, reduce maintenance costs and extend working life of the electrical systems and related apparatus. Our application specialists also perform on site trainings and workshops in order to share our knowledge with customers. We maintain quality control so that you can trust our products and receive expert help in selecting or servicing equipment. We are proud of the work we do to help utilities and electrical contractors keep the lights on and protect critical loads all over the world.

Hunan Rika Electronic Tech Co., Ltd, located in Changsha, is a privately held sensor manufacturer and solution provider of environmental & Weather monitoring for 10+ years.

Jiangsu Bozhiwang Automation Equipment Co., Ltd. is a leading high-tech enterprise specializing in the R&D and manufacturing of intelligent wire harness processing equipment. Established in 2001 in Changzhou, Jiangsu, China, we operate over 40, 000 square metres with a modern 45, 000-square-metre production facility and employ more than 500 staff, including over 300 skilled technical professionals.

LOCOSC is a leader in the manufacturing all weighing equipment. Including load cell. Indicator

Shanghai Haiker Environmental Protection Equipment Co., Ltd. is a high-tech enterprise integrating R&D, production, sales and service. The company has a professional technology research and development team and a laboratory for standardised applications, and the core technology has independent intellectual property rights. It has established solid partnership with tens of thousands of enterprises and institutions.

SKZ Industrial Co., Limited and SKZ International Co., Limited are the members of SKZ group, We are specialized in supply Laboratory Instrument, Scientific instrument, Analytical Instrument, Thermal Analysis, Moisture meter, Gas detector and testing instruments for pulps, paper, cardboards, plastic, rubber and textile.

Chongqing Blossom Machinery Equipment Co., Ltd is located in Chongqing, one of the municipalities directly under the central government. The main products include Lab instrument and apparatus, mechanical machinery such as liquid purification equipment etc. The equipment is widely applied in construction, petroleum, mechanical, ships, pharmaceutical, lab test and edible oil processing, etc.

Chongqing Drawell Instrument Co., Ltd. is a leading company of manufacturing and exporting laboratory equipment and scientific instruments, founded in year 1999 in China, then has become an joint venture company after being invested by US company since 2014.

Sichuan Weinasa Technology Co., Ltd is located in Mianyang---China Science and Technology City, which is a high-tech companywith independent legal qualification, specialized in automatic weatherstation, agricultural weather station, campus meteorological stationmeteorological sensors and other meteorological environmental equipment, the research and development, production andengineering installation of intelligent greenhouse control system, combining research and development production, sale, installation. Weinasa is a professional weather station manufacturer, and we also have various related weather sensors.

Dongguan Astrand Electronic Technology Co., Ltd. is a company whose technology originated from the United States and has been producing test instruments for many years. It is headquartered in Dongguan City, Guangdong Province. It is a certified national high-tech enterprise engaged in design, research and development, production, sales, calibration and after-sale service of test equipment, such as Fabric Textile Testing Equipment, Shoes/Footwear Testing Equipment, Paper and Paperboard Testing Equipment, Environmental test chamber, Universal Tensile Strength Testing Equipment etc. We not only represent the world standard testing equipment, but also have our own production base to produce various standard testing equipment, and have formed a series.

Beijing Jingxiang Environmental Technology Co., Ltd. Integrates the production, research and development, and sales of water environment monitoring equipment and engineering, energy conservation and environmental protection, air pollution control, solid waste pollution control, instruments and meters, biochemical analysis and monitoring instruments, energy conservation and environmental protection technology and equipment, process sewage treatment, environmental monitoring station system integration, application software, basic software electronic products, and office automation equipment Supplier We specialize in providing users with analysis solutions ranging from on-site data analysis to the final monitoring data transmission and integration, as well as process feedback control.

Wuhan Goldhome Hipot Electrical Co., Ltd was established in 2008, with the double efforts to struggle under more than ten years' diligent hard-working and adhere to spirit of keeping truth-seeking and pragmatic, exploring one professional road with competitive development in the electric and power testing field.

Dongguan Chao Qiang Electronic Technology Co., Ltd. ("Chao Qiang Electronic") is located in Dongcheng District, Dongguan City, Guangdong Province, is a professional manufacturer of security equipment, metal detection equipment outstanding enterprises. Enterprises with strong technical force and advanced production equipment, into the design, development, production, sales, and service in one of continuous product improvement and innovation.

Onick originates from the English word Optics+Nick, meaning: Optics+nitpicking, which means pursuing the perfect optical quality of nitpicking. The Onick China team has been deeply involved in the field of optics for over 20 years and has been committed to developing high-quality and user-friendly portable outdoor optical products.

JINAN HST Founded in 2009, it has gone through 15 eventful years. It is a high-tech enterprise with import and export rights. The company is committed to providing the market with professional and reliable material mechanics testing solutions, At present, the material testing system produced by the company successfully provides reliable mechanical testing solutions for the global aerospace, national defense, scientific research institutes, universities, engineering quality inspection, verification and certification, automotive and shipbuilding, rail transit, bridge civil, consumer electronics, textile, metallurgy, chemical, medical, electric power, import and export inspection and other industries. Our products are exported to Germany, the United States, Spain, Australia, Italy, South Africa, South Korea, Pakistan, Papua New Guinea, Malaysia, Thailand, Singapore and other international markets. We have a professional pre-sales, sales, after-sales service team, to provide strong technical support to users at home and abroad.

Sinowon Innovation Metrology Manufacture Limited (referred to as: Sinowon), ISO9001: 2015 certified enterprise, Guangdong Province contract-abiding and trustworthy enterprise. The company is located in Tian'an Cyber Park, Nancheng District, Dongguan City, and its holding subsidiary, Sinowon (Guangdong) Innovation Metrology Manufacture Limited. (referred to as Guangdong Sinowon). The manufacturer is located in the high-tech industrial park of Tangxia Town, Pengjiang District, Jiangmen City, Guangdong, China, the transportation is convenient, and the logistics are well-connected.

Wuhan Hertz Electric Power Equipment Co., Ltd. Was established in 2017. The company originated from a team of senior engineers from Wuhan High Voltage Institute and professors from Huazhong University of Science and Technology, formed in 1993. The company primarily focuses on the research and development of power testing equipment such as lightning impulse generators, partial discharge test devices, high current temperature rise systems, transformer comprehensive test systems, switchgear comprehensive test systems, and motor comprehensive test systems. It also extends its services to shielding room design and installation, grounding design, and construction, offering a comprehensive service platform. Currently, the company boasts two major bases: The Optics Valley Electromechanical Industry Park production and testing base, and the Science and Innovation Center office and R&D base.

About Us

Chongqing Advanced Technology Co., Ltd. is a professional supplier which is committed to offer best testing equipment from China for our clients, and our main products are fire testing equipment, petroleum products testing equipment, electrical testing equipment and general laboratory instruments.

Founded in 2001, Holykell is a High-Tech Enterprise integrating R&D, production and sales. The company have gathered a number of excellent domestic technical experts in various fields such as automation, electronics, machinery and computer. More than 80% of HOLYKELL employees have bachelor's degree. At present, HOLYKELL has more than 120, 000 customers worldwide and it's products are exported to 109 countries in Europe, America, Australia, Africa, SouthEast and Asia. In the latest petrochemical industry, our newest products have the advantages

Shanghai Newdi Navigation Technology Company Limited (NEWDI) was established in 2014. NEWDI is engaged in providing high-precision surveying and mapping instrument. Main product is GNSS receiver, total station, level, drones, 3D scanner, echo sounder and USV. Our products is professional for land survey, construction, marine survey, GIS and mobile mapping.

Who We Are?

We are a professional and dedicated sales team, focusing on advanced thermal imaging cameras and laser ranging solutions. With rich experience in the photoelectric measurement industry, we are committed to providing reliable and high-performance products to customers worldwide. We have two large factories that integrate R&D, precision manufacturing and a strict quality management system. We are fully capable of providing high-quality optical measurement products to overseas customers at highly competitive prices and stable delivery times. In addition to standardized products, we also offer flexible and practical customized solutions to meet specific market demands. Our core product portfolio includes infrared thermal imaging cameras, low-light thermal imaging modules, thermal imaging drone positioning systems, handheld laser rangefinders and laser ranging modules. These products are widely used in various professional fields. In the field of industrial inspection, our thermal imaging cameras help identify overheated components, mechanical wear and insulation faults, thereby enabling predictive maintenance and reducing downtime. In the field of power line detection, thermal imaging technology can detect potential faults without direct contact, thereby enhancing safety and operational efficiency. In the field of security monitoring applications, our thermal imaging modules can provide reliable monitoring performance even in low visibility or at night conditions. Our laser ranging solutions are widely used in outdoor mapping, architectural surveying, warehouse management, engineering layout and intelligent automation systems, etc. With a mature and well-established supply chain network, we maintain stable cooperative relationships with reliable component suppliers and technical partners. This ensures the stability of product quality, efficient production planning, and reliable delivery cycles even during peak demand periods. Our integrated production resources enable us to control every aspect of the manufacturing process - from raw material procurement, component assembly to performance calibration and final inspection - ensuring that each product meets strict quality standards before shipment. Customization is one of our core competencies. We offer comprehensive customization services, covering various aspects such as product functions, technical specifications, measurement ranges, accuracy grades, interface protocols, shell designs and brand customization. In addition, we also offer logo printing, private label packaging, OEM (Original Equipment Manufacturer) and ODM (Original Design Manufacturer) services to help customers develop private label solutions. Whether you need minor adjustments or a complete product redesign, our team will work closely with you to ensure that the final solution perfectly fits your target market and application scenarios. We attach great importance to efficient communication and long-term cooperation. Our experienced sales team offers prompt and accurate quotations, detailed technical documentation and professional product recommendations. We offer flexible minimum order quantities to support sample testing and bulk purchasing. Strict quality control processes, prompt pre-sale consultation responses and reliable after-sale technical support are important components of our service philosophy. Our mission is to establish a lasting partnership based on trust, transparency and mutual growth. With technical expertise, competitive prices, flexible customized services and reliable services, we are committed to becoming a trusted partner for global customers in China