GTC Technology, Inc. operates as a technology licensor of chemical process technologies. It offers distillation process for recovering styrene from raw pyrolysis gasoline, distillation technology for recovery of BTX and thiophenic sulfur species from refinery or petrochemical aromatic-containing streams, and aromatics recovery technologies, as well as technologies for economical extraction of benzene and producing xylene along with benzene streams from toluene. The company also provides crystallization technology for producing paraxylene, xylene isomerization technology, process technology for producing benzene and xylenes, process enhancements for dimethyl terephthalate production, aromatization technology, and polyamide technology, as well as technology for gasoline hydro-treatment, and recovering and concentrating carboxylic acids from wastewater. In addition, it offers engineering services, such as proposals, technical studies, feasibility studies, basic engineering packages, front-end engineering design, customer support on different stages of project implementation, HAZOP studies, EPC management, field assistance during plant commissioning, and start-up and plant optimization services, as well as technical assistance services, such as training and commissioning activities/start up support services. Further, the company provides process equipment technologies, including distillation trays, random packing, structured packing, and column internals, as well as services to assist with troubleshooting, column revamp solutions, replacement services, and turnkey installation packages. Furthermore, it offers chemical and catalyst products associated with process technologies. The company serves petrochemical, refining, polyester, and clean fuels industries.