Sigma Plastic IncWrite a Review626-961-1237Be the first to review!235 S 9th Ave, La Puente, CA 91746Hi there!Be the first to review!5First-class4Better than most3About what I expected2Not the worst...1DisappointingClick to RateMore Business InfoHoursDo you know the hours for this business?CategoriesPlastics & Plastic Products, Plastics-Rods, Tubes, Sheets, Etc-Supply Centers Suggest an Edit