FIX vs PMA

Comfort Systems USA Inc.

Comfort Systems USA, Inc. provides mechanical and electrical installation, renovation, maintenance, repair, and replacement services for the mechanical and electrical services industry in the United States. It engages in the design, engineering, integration, installation, and start-up of mechanical, electrical, and plumbing (MEP) systems; and maintenance, repair, replacement, renovation, expansion, reconfiguration, and monitoring of existing buildings The company offers its services for heating, ventilation, and air conditioning (HVAC) systems, as well as plumbing, piping and controls, off-site construction, electrical, monitoring, and fire protection. It serves building owners and developers, general contractors, architects, consulting engineers, and property managers in the commercial, industrial, and institutional MEP markets. Comfort Systems USA, Inc. was founded in 1917 and is headquartered in Houston, Texas.

PMA Graphene Technology Group Inc.

PMA Graphene Technology Group Inc. is a Hong Kong-based company mainly engaged in wet trades works, such as plastering works, tile laying works, brick laying works, floor screeding works and marble works. The Company conducts its wet trades works business through its two wholly-owned Hong Kong operating subsidiaries, MS (HK) Engineering Limited and MS Engineering Co. Limited. MS (HK) Engineering Limited is a registered subcontractor and a registered specialist trade contractor under the Registered Specialist Trade Contractors Scheme of the Construction Industry Council and undertakes both private and public sector projects, while MS Engineering Co. Limited mainly focuses on private sector projects. The Company also conducts graphene thermal management technology activities through its subsidiary, PMA Nano Carbon Technology Pte. Ltd.