construction and repair of pulp and paper plants and of chemical recovery, pollution control and energy generating plants in the chemical, pulp and paper industries
Building Construction and Repairtreatment of chemicals, pulp and paper for chemical recovery and pollution control, and energy production through recovery of heat and combustible gas
Treatment of Materialseducational services; namely, conducting classes and seminars in the field of chemical, pulp and paper industries and training services in the use and operation of chemical, pulp and paper plants
Education and Entertainment