Shanghai Wangyuan WP-L Flow Totalizer kwesịrị ekwesị maka ịlele ụdị mmiri ọ bụla, uzuoku, gas n'ozuzu na wdg. Nke a bụ ngwá ọrụ a na-ejikarị eme ihe maka ịgbasa mkpokọta, nha na njikwa na bayoloji, mmanụ ala, chemical, metallurgy, ike eletriki, ọgwụ, nri, njikwa ike, ikuku, nrụpụta igwe na ụlọ ọrụ ndị ọzọ.