1、Sulfur foam, desulfurization waste liquid (wet, semi dry, dry) sulfuric acid production, salt extraction, refined sulfur EPC project.

2、The general contracting project for hydrogen sulfide wet process, dry process acid production, and Claus sulfur production.

3、The complete general contracting project for sulfuric acid production from pyrite.

4、Sulfur based sulfuric acid complete set general contracting project.

5、The general contracting project for acid production through two-stage roasting of gold concentrate and arsenic containing gold concentrate, including desulfurization, arsenic removal, and decarbonization.

6、General contracting project for acid production from smelting flue gas of non-ferrous metals such as copper, lead (including regenerated lead), zinc, molybdenum, cobalt, etc.

7、Low temperature heat recovery general contracting project for pyrite, sulfuric acid production, and acid production from smelting flue gas.

8、General contracting project for waste sulfuric acid cracking, ammonium sulfate incineration for acid production, and dilute acid concentration.

9、Contracting of low concentration SO2 activated carbon, organic amines, and ionic liquid adsorption desorption for sulfuric acid production project; 1%~4.5% low concentration SO2 one-step acid production contracting project.

10、MVR evaporation and multi effect evaporation complete equipment general contracting project for high salt wastewater.

11、The general contracting project for complete sets of equipment for hydrogen peroxide desulfurization, limestone gypsum desulfurization, ammonia desulfurization, sodium alkali desulfurization, denitrification, whitening, and garbage incineration.

12、Mannheim process potassium sulfate, hydrochloric acid, liquid sulfur dioxide, liquid sulfur trioxide, refined sulfuric acid, chlorosulfonic acid general contracting project.

13、Manufacturing and installation of individual equipment such as boiling furnaces, incinerators, cracking furnaces, rotary kilns, electrostatic precipitators, electrostatic demisters, bag filters, high-temperature filtration dust collectors, power wave scrubbers, dilute acid filters, fiber demisters, glass tube sulfuric acid condensers, heat exchangers, converters, and dry absorption towers.

14、Manufacturing and installation of fiberglass electric defoggers, storage tanks, towers, and pipelines.

15、Supply and construction of instruments such as thermometers, pressure gauges, temperature sensors, pressure transmitters, level gauges, flow meters, analytical instruments, cable trays, and cables for sulfuric acid production.