About KOLCO,this company was founded on August 1,2014 based on the mission of sincerity diligence and creation. We produce four kinds of emergency ladders related safety(COMPEN CHAIN, HAND RAIL INNOVATIVE CEILING LIGHT INTERIOR, ELEVATOR GUIDE RAIL),import various parts, and supply them to otis elevator and domestic SMEs(small and medium elevator enterprises). it has registered various utilty models and patents and was registered as a venture enterprises in september, 2018 All of our employees are doing their best for safe operation of elevators. KOLCO is located in Kimpo-si, Gyeonggi-do, Korea. Thank you.