digital hydrometer100+ factories verified

Huaibei Huadian Automation Technology Co., Ltd., Founded in 2015, we have built a reputation for excellence, innovation, and an unwavering commitment to our clients' success located in the China. Instrument Industry Belt, has established a 30000 square meter intelligent factory with dozens of production lines and an annual production capacity of over one million units. Water quality analysis instruments, recorders, pressure transmitters, signal isolators and other field instruments. We are the biggest manufacturer of industrial process automation sensors and instruments in China. Our instruments are exported to 119 countries worldwide. As a supplier to Fortune 500 companies such as Siemens, ABB, LUKOIL, WEG Group, Coca Cola, etc.,  Our Core Offerings: We specialize in a comprehensive suite of solutions designed to meet the evolving demands of the modern market. We have long been committed to providing accurate, safe, and stable instruments, and can provide OEM services with a customer-centric approach. We are already working extensively in the oil and gas, water and wastewater, chemical and petrochemical industries in more than120 countries and will take further efforts to get closer to customers and respond to their needs quickly and efficiently. We are also actively recruiting channel partners from various regions to expand our business and provide localized services, creating more value for our customers! Headquartered in Hefei China, our global reach extends to 120 countries, serving a growing international clients. We are constantly looking toward the future, investing in research and development to anticipate market trends and deliver the next generation of solutions. We can make sure our the quality of our products always be good and stable. We are very glad to offer you our products, and Hope to get the long-term cooperation with you.  

Hongtuo Instrument Co., Ltd., formerly established in 2002, was mainly engaged in OEM production of density instruments. In 2010, we established DahoMeter, the exclusive brand of density meter. In the same year, we started to incorporate HongTuo Instrument Company and setup the business division of physical testing instruments. The division is specialized in the R& D, production and sales of various physical testing instruments and environmental testing instruments.

WANT Balance Instrument Co., Ltd., has mostly engaged in theresearch, manufactureand sales of electronic balances for more than fifteen years.

Wuxi Chaoda Electronics is a high-tech enterprise integrating R&D, production and sales. The company focuses on water quality detection and analysis instruments, safety gas detection automatic control detection, and environmentally friendly gas and dust online detection.

Chongqing Gold Mechanical & Electrical Equipment Co., Ltd is a high-tech enterprise for researching, designing, developing and producing scientific and measuring instruments. With its continuous drawing of lessonas, unremitting innovation and borrowing of advanced technology from both at home and abroad, our company is now becoming a professional manufacture of oil tester, electric tester, fire testing equipment, and oil purifier.

TRYTE TECHNOLOGY (H. K) LIIMITED

Huazhong Industrial Control Intelligent Equipment Co., Ltd. is a high-tech enterprise specializing in the field of process automation. The company is equipped with an industry-leading flowmeter calibration system, a 16000 square meter intelligent production base, a 2500 square meter research and development laboratory, and 4 world-class SMT surface mount lines. The annual production capacity can reach 400000 sets of transmitters, 200000 sets of flow meters, 100000 sets of level measurement equipment, and 500000 sets of isolation module instruments. We have a professional team of over 300 people, providing process automation solutions for over 200000 enterprises in industries such as water and sewage, energy and power, chemical, life sciences, food and beverage, etc. We also offer digital services to small and medium-sized enterprises through our instrument cloud platform.

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.

Wenzhou High Fun Electronic Co., Ltd. is established in 2018, located in Liushi Town, Yueqing, Wenzhou, China. We are both manufacturer and trade company.

HUNAN GONOAVA INSTRUMENT CO Ltd Professionally supply kinds of testing machines for different industries, it is a collection development, research, production and sales of high accuracy testing machines, products meet ASTM, JIS, ISO, GB, TAPPI, IEC, EN, DIN BS and other domestic and international standards. Provide customers with better overall laboratory solution, including lab design, machine customize and drawing, instrument selection, installation, training, maintenance, become one stop for testing instrument and machines.

MADSUR is a modern production-oriented company specializing in the research, development, production, and sales of intelligent instruments, water quality analyzer instruments, COD analyzers, ammonia nitrogen analyzers, online suspended solids monitors, total phosphorus analyzer, online water hardness monitors, online dissolution monitors, online residual chlorine monitors, total nitrogen analyzer, multi parameter water quality monitors, online turbidity monitors, and online monitoring equipment. With a comprehensive and scientific quality management system, we consistently deliver high-quality products and technical support, along with reliable after-sales service. Our company primarily focuses on technology development, technical consulting, technical services, technology transfer, and the production and sales of optical equipment, water quality testing equipment, as well as the fields of intelligent technology, automation technology, optical technology, and detection technology. Engaged in the import of goods and technology. We have a professional product and sales technology team, with businesses covering multiple countries and building a global business and service network.

Zhangzhou Green-Lake Import & Export Co., Ltd focus on canned foods exporting since year 2011.

Yantai Auto Instrument Making Co., Ltd has advanced production equipment and high-precision import calibration equipment, it is a hightech enterprise integrating product design, research and development, production and sales. Widely used in environment protection, power, petrochemical, metallurgy, electric power, pharmaceutical, food and other industries. Products are exported to more than 60 countries and regions such as the United States, Germany, Russia, India, Vietnam, South Korea and Pakistan etc. Undertake Rosemount, Yokogawa, Honeywell and other imported brands pressure, differential pressure, liquid level transmitter maintenance business.

Located at Chongqing city--a southwest electromechanical manufacturing center as well as national municipality, Chongqing TOP is a professional leading manufacturer and supplier of oil purifiers and various related testers. We consists of departments respectively for technological development, machinery manufacture, instrument manufacture, quality control etc. On basis of mature development and manufacture technology and highly qualified production management team, the products own high quality, easy operation, excellent performance and lone service life.

Who We Are

Through the power of technology, LONGWIN GROUP hope to create a better future by striving to solve various social issues faced by the world.

Hunan Addition Instrument And apparatus Co., Ltd., founded in 2008, is a high-tech enterprise focusing on the research, development, production and sales of analytical instrument products and other laboratory equipment in the petrochemical industry. With more than 20 years of trade and export experience, we have cooperated with more than 100 countries and regions such as Russia, the UK, the US, the EU, the Middle East and Hong Kong. The company implements ERP management system, as well as IS09001, ISOI4001, OHSASI800L integrated management system. The company has strong technology and research and development strength, in the industry not only to maintain the analytical instrument performance stability, exquisite technology tradition, but also to improve the product performance, improve the product accuracy, simplify the operation mode, so that our products are more intelligent, humanized, personalized characteristics, welcomed by new and old customers.

CHANGSHA LONROY TECHNOLOGY Co., Ltd is professional in manufacturing and selling kinds of test equipments with high technology and high accuracy. The headquarters is located in Dongguan, Guangdong Province. Changsha Lonroy is proessional in Printing, Ink, Packaging, Paint Coating test equipments, and also sell other industry test machines.

Changsha SUNY Electronic Technology Limited is a leading designer & manufacturer for overall solutions of electronic products rapid prototyping, which integrated the business like research & development, production & manufacturing, marketing, engineering, managing and training services.

DONGGUAN LONROY EQUIPMENT CO Ltd is professional in manufacturing and selling kinds of test equipments with high technology and high accuracy, located in China manufacturing centre-Dongguan. Company main products: Universal testing machine, Environment Chambers, Plastic/Rubber testing machines, Tape, adhesive, paper, printing, packaging test machines, Fabric, shoes, leather testing machines, Oil, petroleum, test machines and other test equipment and meters. Products are covered more than 50 industries and related more than 1000 machines. Widly used in: Plastic, rubber, wire, cable industry; Leather, shoes industry; Luggage, bags industry; Tape, label, paper, printing, package industry; Electricity & electronics industry; Spring hardware industry; Auto and motorcycle industry; Toys, mobile phone computer industry; Sports equipment industry; Electroplating industry; Coating industry; Building materials industry. Products mainly sold to abroad market, service for more than 50 countries customers. Familiar with international trade processes and provide complete foreign trade service to customers. Always taking "providing accurate precision delicate testing instruments to customers, improve product value for customers, to provide staff development and rising space. Professional, focused, focused on testing industry, achieve win-win-win! "as the company's mission and values.

Great Win Testing Machine CO. Ltd was set up in 1999, it has been over twenty years' history in the field of professional experience for lab testing instrument such as Footwear, Leather, Textile, Toy, etc. We are a manufacturer and supplier with rich experience of R& D, Manufacture and distribution. We have a technical team possessing of automation, software program, physical properties test for materials, distribution, and processing equipment, specially the excellent technology.

Zhejiang tugong instrument Co., Ltd. is professional manufacturer of computerized, digitized and intelligent testing equipments. Our company has great-leap-forward development in the past thirty years since established in 1981. Company cover an area of 26, 680 square meters, have 14 modernized standard workshops, be equipped with complete vehicle, gear, milling, grinding, and boring machine, have high independent research and development ability.

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.

Liaoning Huake Petroleum Apparatus Science & Technology Co., Ltd., formerly named as Shenyang Weigong Glass Meter Plant, is a high-tech enterprise which is integrated with research, manufacture and trade. With the reform of internal management system, a new company, Shenyang Huake Petroleum Analyzing Apparatus Co., Ltd., was established on the basis of several years of management and some business segments with registered capital of RMB three million yuan. The company was certified by ISO9001: 2000 "Quality Management System" and the quality management meets the requirements of GB/T19001-2000.

Xiamen Kewang Electronic Co., Ltd is mainly engaged in machinery and equipment, instrument, computer, measurement and other electronic products research and development and sales. The main products include a variety of categories more than and 230 varieties. Since its inception the company has always uphold integrity, dedication, pragmatic philosophy, advanced technology, reliable quality, provide perfect service products, has won the trust and support of users, and has established long-term friendly relations of cooperation with a large number of users. We adhere to the down-to-earth, customer-centric business objectives, which will be the brand into every user heart. For a long time, we with cost-effective products, sincere and pragmatic work attitude, leading technology for thousands of small and medium-sized enterprises, electronic Technical Developing Company, research units to provide quality service, market share ranked in front rate, at the same time the related business has been extended to overseas markets, and has become one of the Asia Pacific region with higher price and instruments electronic equipment suppliers and service providers.

Established since 1981, located in the China, is a leading manufacturer and supplier of construction materials testing equipment. Our equipment is used extensively throughout the world for testing soil, concrete, cement, asphalt and aggregate in construction projects. These projects include roads; Bridges; Dams; Earthworks, and buildings.

Xian Lonn M&E Equipment Co., Ltd. is a wholly owned subsidiary of SHENZHEN LONNMETER GROUP and a high-tech enterprise specializing in the development, manufacturing, and global supply of intelligent measurement instruments.

Changzhou KB Instrument & Meter Co., Ltd. is located in ChangZhou. Is a leading marine and industrial products' wholesaler and exporter in China.

Our factory is BIOBASE, which founded in 1999, BIOBASE is a professional manufacturer whose business covers laboratory equipment, medical device, engineering project and cosmetics. With more than 3, 000 employees, 25+ factories, BIOBASE has establishedOverseas branches in USA, UAE, Singapore, Kazakhstan, India, MyanmarAnd other countries. BIOBASE has long-term business partners in 190+ countries. BIOBASE can provide one-stop solutions for laboratory and medical fields. Main products include biological safety cabinet, laminar flow cabinet, Fume hood, refrigerator & freezer, autoclave, oven, incubator, centrifuge, Wheel chair, hospital bed, IVD instrument, clean room project, etc. BIOBASE has certificates including ISO9001, ISO13485, ISO14001, ISO45001, EN12469, CE, etc. BIOBASE would like to establish win-win business cooperation withDistributors all over the world.

Fuootech Oil Filtration Group is engaged in designing, developing, manufacturing and exporting various vacuum oil/fluid purifiers, Oil filtration system, oil regeneration machine, oil testing equipment, transformer evacuation system, dry air generator, transformer test machine, transformer drying oven, electrical testing equipment, etc. For various industries, Helping clients all over the world solve various oil problems.