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Through 18 years protracted and unremitting efforts, HaiLin covers the business scope from air conditioning field to heating and solar thermal fields. we concentrate on below three businesses:

● AC Controls
● Heating Controls
● Solar Thermal System

The main products include:

● Thermostats and Controllers for Heat Pump, Furnace, Boiler, FCU, DX Unit, and heating filed, Smart DDC etc.
● Valves include FCU valve, Ball valve, Modulating Valve,TRV, Electro thermal Valve, full range of Control Valve.
● Heat meter or energy meter
● Solar laser welding plat plate collector, Solar System Controller, System Pump Station.

Meanwhile we spread to system solutions and services:

● Billing System for cooling and heating energy measurement and bill
● Monitor Control System to fulfill to supervise and control all building
● Mesh Network System
● Solar Thermal System with Boiler or Heat Pump for backup

Faced on international market, we cite advanced quality control tools from TS16949 automobile quality system based on sufficient ISO9001:2000 running. As well we have already passed ISO14000 and ISO18000 certificates. To comply with international market request, the products are CE or UL certified. Production line is RoHS compliant.
With experienced engineer team, HaiLin keep the innovation and invention on controllers and valves. R&D ability is one of HaiLin core competences. Till now we have had 54 domestic and international patents.

Nowadays HaiLin Energy Technology Inc. has 600 employees and built more than 22 sales offices in China, 2 subsidiary companies named HaiLin Controls Inc. And HaiLin Solar Inc. and more than 10 distributors all over the world.
HaiLin Controls is sole brand to be awarded to “China Top Brand” in China at this field.

  • Hailin inaugurates its business in Xisanqi, Haidian district, Beijing and dedicates to establishing a renowned national brand.

  • Hailin business leapfrogs to a new level from its office located at No.1 Wenquan Rd, Haidian district, Beijing. In 2005, Hailin makes itself a leading enterprise in HVAC industry relying on its cutting edge technology and business scale.


  • Hailin builds up its own R&D center and base at Shahe industry zone, Changping district, Beijing and gradually extends its business to building energy saving field.


  • Hailin second R&D center completed and put into use. The second R&D center perfectly integrated with geothermal heat pump and solar thermal system which managed by Hailin’s powerful and leading edge building energy saving control technology is a green and environment friendly building and all its production and domestic hot water is from the recycled and fully-used clean solar and geothermal energy.
Warm Tips
Hailin building energy saving
Keep green, low carbon, intelligence building operation status, integrated with solar thermal and geothermal heat pump system via powerful building energy saving smart control technology, Meanwhile, building smart control system monitor energy consumption in real time to keep the building running at the most comfortable and energy saving status.
Contact us
Tel: +86 10 52816622
Fax: +86 10 52816633