“STC2 MARINE SEWAGE TREATMENT UNIT SERIAL:18047 TYPE: STC-2 MAKER: CSSC NANJING LUZHOU MACHINRE CO,LTD. CIRCULATING PUMP: CR32-2-2,36M3/h,0.30MPA,5.5Kw” MECHANICAL SEAL CSSC NANJING LUZHOU MACHINE.STC-2.1