Through 15 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.