Hangzhou Realfine Technology Co., Ltd
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Inventfine Instrument Co., Ltd.
🇨🇳 China
200151-100 peopleManufacturerEstablished brand
Own brand
Low MOQ
OEM manufacturer
Key market
North America
Description
Inventfine Instrument Co., Ltd. is a specialized manufacturer of lighting testing equipment based in Hangzhou, China. Founded in 2001, the company has established itself as a key provider of high-precision measurement instruments for the global lighting industry. Operating with a workforce of 51 to 100 employees and an annual revenue between US$10 million and US$50 million, the firm maintains a dedicated factory and offers OEM services to meet specific client requirements.
The company's extensive product portfolio includes goniophotometers, spectroradiometers, integrating spheres, and spectrophotometers. They also produce digital power meters, colorimeters, photometers, lux meters, and specialized systems such as LED flicker test systems and luminous flux spectrum analyzers. Additionally, Inventfine provides supporting hardware including AC/DC power supplies, harmonic analyzers, and torque testers.
Inventfine Instrument Co., Ltd. serves a prestigious international clientele, including industry leaders such as GE, Toshiba, and Osram. Their products are exported to more than twenty countries and regions across North America, Europe, and Asia, including the United States, Italy, the Netherlands, India, and Korea. The company is recognized for its focus on technological innovation and technical service quality in the field of light measurement and laboratory testing.
Inventfine 24V 100W Standard Calibration Lamp Standard Light Source for Lumen Calibration$9161.9
Inventfine Photo-200 Portable Illuminance Meter Advantages With High Inteegration$185
Inventfine Photo-200P PPFD Photosynthetic Photon Flux Density Meter Par Ppfd$270
INVENTFINE SPF Series Spectral Flickering Irradiance Meter SPF 500 for on Site Testing$1299
INVENTFINE SPF Series Spectral Flickering Irradiance Meter SPF300 for on Site Testing$999
Inventfine SPF Series Spectral Flickering Irradiance Meter SPF-200 for on Site Testing$699
Inventfine SPF Series Spectral Flickering Irradiance Meter SPF-100 for on Site Testing$450
Inventfine Portable LED Luminaries Integrating Sphere for Lumen Testing 1.5m Size$1500
Inventfine 0.3m Integrating Sphere Spectrophotometer Light Meter for Lamp Bead test Light Intensity Distribution test$64824.06
INVENTFINE SPF-300 380nm-780nm Handheld Spectrometer Which Is Composed of Spectral lux Plant Growth Lights$999
WT211 Harmonic Digital Power Meter Internal Dual Watchdog Design and Complexenvironment Withut Crashing$450
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Hangzhou Deefine Filtration Technology Co., Ltd.
🇨🇳 China
200951-100 peopleManufacturer/Trading CompanyHigh-tech enterprise
Product customization
Patented technology
Low MOQ
Shipments
129
Key customer
CHOKSI EXPORT
Key market
🇮🇳 India
Description
Hangzhou Deefine Filtration Technology Co., Ltd. is a national high-tech enterprise based in Hangzhou, China, specializing in the R&D, manufacturing, and marketing of polymer microporous membrane filter materials and advanced filtration systems. Established in 2009, the company operates a 3,500-square-meter facility featuring a 100,000-class cleanroom and eight automated production lines. As an ISO 9001:2015 certified manufacturer, Deefine offers an extensive portfolio of over 1,000 products across 72 categories, including pleated membrane filter cartridges, high-flow filters, capsule filters, and depth filter cartridges. Their products utilize high-performance materials such as PES, PTFE, PVDF, PP, and Nylon66, with specialized nanofiber membranes reaching international advanced standards. The company serves a diverse range of industries, including biopharmaceuticals, microelectronics, food and beverage, fine chemicals, and water treatment. With a strong focus on innovation, Deefine develops approximately 20 new products annually and holds numerous invention and utility model patents. Since 2018, the company has expanded its global footprint, exporting to over 40 countries across Europe, North America, and Southeast Asia. They provide comprehensive OEM, ODM, and customized technical services, positioning themselves as a cost-effective alternative to major industry brands while maintaining rigorous quality control and Industrial 4.0 production standards.
RFG Micro Glassfiber Media Spun Filter for Water&Air Filtration$1
Stainless Steel Filter Cartridge for catalyst recovery in petrochemical/chemical industries
PVC Filter Housing Designed for high flow water filter cartridges$300
Hydrophilic/Hydrophobic Microporous PVDF Disc Membrane Filter$5
47mm 0.45um PTFE Membrane Filter Discs for HPLC$5
25/37/47mm 0.45um/0.22um Nylon Membrane Filter Discs$5
Diameter 85mm PP membrane water filters for Wet Etch Chemicals$1
Diameter 85mm high flow water filters for TFT-LCD Cleaning/Chemicals$1
RF-CMP Economical PP Depth Filter Cartridge for Polishing Solutions$1
HFD Double-Open-End High Flow water Filter Cartridge for Water Filtration$25
PFA filter housing for critical chemical applications in electronics$160
RF-MBJ Long Service Life Water Treatment Spun Filter Cartridge$1
