Surplus Industrial Technology Limited

2007 -Ms Lu founds Surplus in Shenzhen to manufacture Electric Heating Elements for the PCB industry. Surplusr produced its first heaters in a rented corner space on the second floor of a machine shop.

2008 - Surplus pioneers the use of electric heat in brick presses with strip heaters and standard cartridge heaters, replacing the more costly steam process

2009 - Surplus builds its first factory. The company introduces a line of consumer products including electric irons and heating pads

2010- Surplus introduces electric immersion heaters replacing cumbersome steam pipes and fire-hazardous gas

2011 - Surplus develops PTFE Immersion Coils Exchangers, a next generation heat

exchanger

2012 - Surplus introduces All kinds of in-line heaters for Semiconductor

2013-Surplus Participate in exhibitions all over the country

2014-PTC Heater Division was established

2014-Surplus HongKong Company was established,we began to enter foreign markets

2022-Surplus Dongguan Company was established

2023-(Yiwu Yingxi Trading Company)A branch of Surplus office was established

2024 - Surplus adds manufacturing facility in Suzhou City to support growing business opportunities.

Surplus has consistently developed and manufactured high quality products in the most demanding applications for leading semiconductor companies.

Surplus manufactures ultrapure fluid handling products for fabricating semiconductors, solar cells, LEDs, Flat-panel displays and electronics, chemicals manufacturing, and industrial applications. Our specialized equipment is used to deliver, circulate, dispense, and reclaim high-purity fluids for wet processes utilizing deionized water, corrosive alkaline or acidic chemical solutions, and toxic liquids such as fuels, glues, paints, resins, inks, and wastewater.

We offer a variety of equipment for heating high-purity fluids and gases, including chemical heaters, deionized water heaters, gas heaters, and heat exchangers. Our products are able to control temperatures with precision and efficiency. Further equipped with our microprocessor-based temperature controllers, the heaters can be built to adapt to the specific needs of customer applications.

The company maintains a strong patent portfolio, providing a foundation of innovation and protection for our worldwide customer base. Our award-winning engineering team continuously develops next-generation tools and applications to serve the changing needs of the industry and our customers.

Surplus Industrial Technology Limited is a global, China-based company focused on designing and manufacturing world-class thermal and power supply products. We are committed to creating quality products that are safe, precise, and clean for the industries we serve.

We serve the semiconductor, solar, medical, automotive, aerospace, printed circuit board, flat panel display, jewelry/watch, electroplating, and aquaculture industries.

Surplus, established in 2007, serves industries that include Semiconductor, Flat Panel Display (FPD),Microelectromechanical (MEMS), Nanotechnology, Photovoltaic (PV, solar cell), Liquid Crystal Display (LCD), Biomedical and Pharmaceutical.

Surplus’s product offering includes DI Water and Chemical Heaters, Quartz DI Water Heaters, Fluoropolymer & Quartz inline Chemical Heaters, Electric PTFE Immersion Heaters,PTFE Tanks & PTFE Parts, Immersion Coils Heat exchangers High-temperature Filter Chambers, Solvent heaters, Nitrogen heaters, and Rectifier Power Supplies.

We bring 40 years of experience to numerous industries, including semiconductor processing, clean environmental technology, energy generation, diesel emissions, medical and food service equipment.

Acid Heating And Corrosive Chemical Heating

Chemical Heating

Electrochemical Deposition

Flammable Solvent Heating

Point Of Use Heating

RO/DI Water Heating

Sterilization And Cleaning

Surface Preparation

Ultra-High-Purity Heating

Anodizing

Electro-Forming

Electro-Polishing