TYHI mainly provides core equipment for coal to oil, coal to SNG, coal to olefin, coal to ethylene glycol, coal to methanol, synthetic fertilizers, synthesis of dimethyl ether, caustic soda, PVC and other project, including gasifier, synthetic tower, reactor, converter, low temperature column, desulfurization tower, heat exchanger, separator, high and low-pressure storage tank, oxidizer and other equipment.