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In 1940, "Rex" gave birth to China's first pH meter and first glass electrode, marking the birth of Chinese analytical instruments. As the first professional manufacturer of analytical instruments in China, "Rex" has been focusing on the innovation and accumulation of electrochemical analysis instruments with more than half a century. "Rex" has unique advantages and status. The product categories are constantly expanding and the technical level is increase. "Rex" has more than 100 kinds of electrochemical analysis instruments, sensors and application solutions, including all kinds of instruments, such as laboratory, online and on-site testing, taking the lead of the domestic electrochemical analytical instrument industry and catching up with the international advanced level.

Founded in 2008, we are a high-tech enterprise based in Shanghai. We focus on the R&D, design and production of water quality sensors and intelligent equipment. Backed by a professional team of professors and senior engineers, we own a wealth of independent patents and maintain in-depth cooperative relations with multiple universities. Our fully certified products deliver stable and accurate solutions for environmental protection, medical care, agriculture and other industries worldwide.

Shandong Hengqiao Energy Industrial Co., Ltd. is mainly committed to the production and sale of graphitized petroleum coke, calcined petroleum coke and silicon carbide products for foundry and steelmaking industries. Our headquarter is located in rizhao, shandong province, we have more than 600 employees currently, rizhao ninefine trading Co., Ltd., is our trading company.

Handan Jilin Carbon Materials Co., Ltd is founded in March at 2023, located at Chang Xiang Industrial park, Cheng'an County, Handan City, Hebei Province of China which is the "North carbon Industry base in China", covers an area of up 128000 square meters. The company registered capital 150 million Yuan. Beijing-Guangzhou railway and Beijing-Hong Kong-Macao expressway to the west, is situated in Shanxi, Hebei, Shandong, Henan province at the junction of four. Convenient transportation and conveniently situation.

Ding An Heng is a large-scale graphite production enterprise in China with more than 20 years of production experience. We mainly produce Graphite Electrode, Graphitized Petroleum Coke GPC, Calcined Petroleum Coke CPC, Calcined Anthracite Coal CAC & other recarburizer.

Aurora Scientific Instruments (Shanghai) Co., Ltd., a wholly-owned subsidiary of AlpHa Measurement Solutions, LLC (AlpHa) headquartered in the United States, was originally established in 1994 in Shanghai, China. Leveraging the decades-long, continuously evolving advanced electrochemical sensing technologies of its parent company AlpHa, Aurora has grown into a premier Chinese manufacturer specializing in the design, development, and large-scale production of an extensive portfolio of high-precision electrochemical sensors that are now reliably distributed and successfully deployed across Europe, North and South America, the expansive Asia-Pacific region, and numerous other global markets. The consistently superior quality, robust durability, and aesthetically refined appearance of Aurora's sensor solutions have earned enthusiastic praise and long-term loyalty from both domestic Chinese customers and an ever-widening international clientele, and they are warmly welcomed by end-users who value accuracy, reliability, and ease of integration.

Founded in 2008, Luoyang Zhengqi Machinery Co., Ltd. is a high-tech enterprise integrating R&D, production, and sales, with a registered capital of 50 million RMB. We specialize in manufacturing high-performance conductive and power transmission components for industrial and new energy applications. Our core products include: Water-cooled cables Copper electrodes Induction coils Liquid-cooled cables for high-power charging piles Customized conductive assemblies With ISO9001: 2015 certification, 33 patents (including 1 invention patent), and a team of experienced technical engineers, we are committed to delivering reliable, long-lasting solutions tailored to our customers' needs.

Huizhou Jinke Rubber Co., Ltd. Huizhou Jinke Rubber Co., Ltd. is a professional manufacturer specializing in conductive silicone rubber products, with over 17 years of experience in R&D, production, and customized manufacturing solutions.

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.

About Yinxuan Carbon

Daruifuno Environmental Technology Co., Ltd. is headquartered in Suzhou City, Jiangsu Province, China, with an advantageous geographical location, close to Shanghai, in the middle of the Yangtze River Delta, with convenient water, land and air transportation.

Zhuzhou Weilai New Materials Technology Co., Ltd (Weilai) is a leading high-tech enterprise located in the China Power Valley, Zhuzhou City, Hunan Province. Specializing in the development and manufacturing of high-performance heterogeneous refractory metal composite materials, Weilai is dedicated to delivering innovative solutions for a wide range of industries. Our product portfolio includes high-performance X-ray anode targets, plasma spray nozzles, electrodes, and resistance welding electrodes, which are extensively used in medical equipment, plasma spraying, automotive manufacturing, and other advanced industries. As a company that integrates research and development, production, sales, and service, Weilai is committed to pushing the boundaries of material science and technology.

Shanghai Boqu Instrument Co., Ltd was established in 2007, and located in Kangqiao Town Pudong New Area Shanghai. It is the professional manufacturer of electrochemical instrumentation and electrode combine with the R&D, production and sales. The main products include pH, ORP, conductivity, ion concentration, dissolved oxygen, turbidity, alkali acid concentration and electrode etc.

Inner Mongolia Pusheng Iron & Steel Co, . Ltd have been processing and selling high quality, value add ferroalloy and metal products to customers throughout all over the world.

Linyi Yanjun Carbon Material Co., Ltd. is the export company of Linyi County Lubei Carbon Co., Ltd which is located on Huaxing Road, Hengyuan Economic Development Zone, Linyi County, Dezhou City, Shandong Province. We have 7 years export experiences and our factory set up in year 2003 which covering an area of 100, 000 square meters and currently employs 200 people. We are a member of the China Charcoal Association and have the right of sale and import and export. In 2003, it passed the ISO9001: 2000 quality system certification.

Hebei Shangtai New Materials Co., Ltd the company focuses on calcined petroleum coke, graphitized petroleum coke and graphite electrode.

SINOMETAL con má S de 25 añ OS de experiencia en EL campo de la metalurgia, se dedica al suministro de productos de alta calidad en la industria del acero y la fundició N. Proveemos productos de calidad, soporte té Cnico experimentado y un alto nivel de servicio personalizado PARA todos nuestros clientes.

Hebei Xingshi New Material Technology Co., Ltd is a factory group company

L. T GROUP is formally authorized by Industrial and Commercial Bureau of China. We have two main product lines: Construction materials (mainly concrete and terrazzo); Another is Carbon and Graphite industry.

-MANUFACTURER AND SUPPLIER OF CALCIUM CARBIDE

Shanghai Chunye Instrument Technology Co., Ltd. is a leading manufacturer, supplier, and exporter of water analysis instruments.

BOQU Instrument focuses on technological innovation in water quality analyzers and water quality sensors since founded at 2007. Now staff is over 100 people and with an annual growth rate of 35%. We have own R & D center, many senior engineers has over 10 years R& D experience...Now BOQU has got more than 50 technical certificates for controller software and over 20 technical patents, therefore we won the National High-tech Enterprise Certificate in 2010. At present, the annual quantity of water quality sensors and meters is over 100, 000PCS, it let BOQU instrument become the biggest factory in water quality analyzers in Shanghai China.

Rongsheng Refractory specialize in refractory products for nearly 30 years, covering a full range of High Alumina Bricks, Sillica Bricks, Fused AZS 33/36/41 Bricks, Mullite JM 23/26/28/30 Bricks, Magnesia Bricks, Magnesia Chrome Bricks, Magnesia Carbon Bricks, SiC Bricks, Dense and Light Weight Insulaing Castables, Graphite Electrode and other related products for more sophisticated applications.

Shijiazhuang nalai biotechnology Co., Ltd is a professional manufacturer in integrating design, development, trial and production. Our main products are graphite electrode, graphite rod, graphite block, graphite crucible., with 30 technicians and 360 skilled workers, and has a strict quality control system. Custom styles are available.

Hebei Fangke New Material Technology Co., Ltd, was founded on May 29th, 2000 in Hebei, is the largest high-tier lubricant manufacturer and marketer in China with a production capacity of over 1.46 million tons of packaged lubricants per year. Many more sales subsidiaries all over the world, , , It integrates the function of lubricant manufacturing, research, storage, transportation, sales and service.

About Us

Zibo Hitech Material Co., Ltd. is a main Chinese supplier and exporter providing reliable products such as refractory products, high temperature alloys and stainless steel at cost-effective prices for the globe market.

Sichuan Yongcongzhong Technology Co., Ltd. Was established in 2006. It is a high-tech enterprise and a designated supplier of welding materials for the national aerospace and military industries. With a registered capital of 22 million yuan, it has passed ISO9001, ISO14001 and QC080000 certifications. Our main products include solder paste, solder wire and electrodes, with an annual production capacity of over 500 tons.

√  Rongxing Carbon founded in 1992, specializing in electrode paste, graphite electrodes, carbon blocks, and other carbon materials.

ARCCAPTAIN is welding tools brand, dedicated to pioneering and accompanying the welding experiences of DIY enthusiasts. We offer hundreds of powerful metalworking products in five categories: Welding machines, welding accessories, welding consumables, personal protective equipment (PPE), and workshop tools.