I was promoted to as a manager at 2005, major responsibility is the logistics operation of road terminal, railway as well as chemical warehouse.At 2008, I was internally transferred to procurement department as an equipment procurement manager in BYC via internal recruitment, major scope of procurement includes: rotating and fabricated equipment and bulk materials,e.g.compressor, pump, reactor , blowing machine, HEX, valve, volumn, tank,bolt and nuts etc.At 2011, I joined engineering department where the major responsibilities includes: contract management, cost settlement, site service request work flow, document management, archive management and the digital data managementAt 2016, I was promoted as a senior manager.