The Si Ji is a Sole Proprietor (Manufacture And Repair Of Refrigerating, Air-conditioning And Ventilating Machinery And Equipment Except Household Refrigerators) business based company which is located in Acacia Breeze @ Yishun, Yishun Street 51, Singapore (762505). The Unique Entity Number (UEN) of Si Ji is 53360362E which was issued on 2017-04-10 00:00:00. Si Ji was incorporated on 10 Apr 2017 and the primary ssic code of Si Ji company is 28191 and primary ssic description is Manufacture And Repair Of Refrigerating, Air-conditioning And Ventilating Machinery And Equipment Except Household Refrigerators.