79305099
Oct 1, 2020
Plastic pipe lining materials; pipe joint compounds of plastics that can be linked together to assemble a rehabilitation pipe inside an existing pipeline
Rubber GoodsRepair of pipelines; rehabilitation of pipes using plastic pipe lining materials
Building Construction and RepairOrganization of entertainment events excluding movies, shows, plays, musical performances, sports, horse races, bicycle races, boat races and auto races, namely, sewer repair or rehabilitation exhibitions
Education and Entertainment