Langdeli Technology Co., Ltd. is a professional manufacturer with 10 years of experience in producing testing instruments, committed to providing customers with high-quality and high-performance testing instruments. The company has advanced production equipment, a professional R&D team and sales team, as well as its own factory, production workshop, and office buildings.

Zetron has 20 years of combined experience developing, manufacturing and marketing a complete line of gas detection equipment to protect people from hazardous conditions in industrial, research and commercial applications. Today, Zetron is committed to providing air detection equipment, services and solutions to keep your people and plant safe.

Sconda Intelligent Technology Co., Ltd is a professional and advanced supplier specializing in the development, production and sales of fire safety alarms and gas detection products.

RisingHF is a national qualified high-tech enterprise and specialized-refined company focusing on the innovation and development of the new generation Internet of Things communication technology and intelligent hardware.

Chongqing J&X Automation Co., Ltd. Specializes in researching and manufacturing gas detection and alarm instruments, gas detectors, gas alarm controllers, toxic and harmful gas detection and alarm instruments, independent alarms, air quality monitors, infrared gas analyzers, laser methane remote sensing equipment, laser dust detectors, CEMS(Continuous Emission Monitoring System), Temperature and humidity transmitter, etc.

KUNSHAN AST Optoelectronics Co., Ltd designs, develops and manufactures high quality and affordable electronic device, especially in the field of NDIR gas measurement, our team has 15 years of development experience.

FUJIAN MAYER SCIENCE &TECHNOLOGY CO. Ltd is a national high-tech enterprise at the forefront of intelligent detection and marking technologies. Integrating R&D, manufacturing, and sales, the company has long been dedicated to the field of industrial quality and safety control. Leveraging strong independent innovation capabilities, MayerCNC has achieved remarkable success in the R&D and manufacturing of metal detection equipment, weight inspection systems, machine vision inspection systems, X-ray inspection equipment, and laser marking systems. It holds multiple core technology patents, establishing a solid technological barrier.

Shandong Saikesaisi Hydrogen Energy Co., Ltd belongs to Saikesaisi group. QL series hydrogen production equipment developed by the company have won several honor certificate in China and exported to USA, UK, France, Germany, South Korea, Japan and other more than 20 country. Brand, quality, performance is highly approved by domestic and oversea clients.

Established in 2010, Shenzhen YuanTe Technology Co., Limited is a company that focuses on the design, production and sales of environmental monitoring equipment and system for 16 years. With "gas detector" as the core product, we have completed production line and solutions according to different industries, such as Oil, Chemical, Medicine, Energy, Environmental Protection, Electronic, Municipal Engineering, Agriculture and Forestry, Household Appliances, etc. Through about 10 years of rapid development, Yuante becomes the influential supplier for environmental monitoring equipment and system in the domestic and overseas market.

Ningbo Ville Electric ( Enterprise) Co., Ltd. It is a well-know listed company in China specialized in R& D and manufacture of transformer Specialized in research, development, production of transformer and high voltage & Low voltage electrical power equipment.

Beijing Topsky Century Holding Co., is a professional large-scale manufacturer of all types coal mine safety equipment and fire fighting equipment, integrating development and production together. Our main products include portable gas detector, Ventilation Meter, breathing apparatus, Oxygen Self-Rescuer, Water mist system, Pneumatic Chain Saw and related products. Established in 2003, we have many years of history in the coal mine and fire fighting industry. Located at Beijing, we enjoy convenient water, land and air transportation.

Guangdong Bioall Medical Technology Co., Ltd. Was established in 2018. It is an enterprise specializing in the research and development, production. Sales and service of medical equipment, testing instruments and consumer electronic products. The company is located in Dongguan City, Guangdong Province, with convenient transportation, with a construction area of 7, 500 square meters and currently employs about the 300 people. Our main products are infrared thermometer, pen-type thermometers, ear thermometers, CO2 detector, soap dispenser. Our company adheres to the concept of quality first, has passed ISO9001 quality management system certification, ISO13485 medical device management system certification, and has obtained medical device production license, China medical device export license, CE RoHS and other certifications. We have R& D center, committed to independent research and development of products, and more than a dozen independent intellectual property rights such as invention patents, utility patents and appearance patents. Our products are exported to Japan, Europe, South Korea. Islrael, United States and other countries. We also can accept OEM& ODM orders.

Founded in 2009, our company is committed to the innovation and development of aquarium products and peripheral equipment, including CO2 generators, CO2 diffusers & Air diffusers, fish tank water refill/replenisher, brine shrimp incubators and CO2 indicators and related product accessories.