We, S.R PE Group Co., Ltd​. under the trade mark "SR", are specialized in producing HDPE pipes and fittings for water and electrical utilities, steel wires reinforced polyethylene for drainage and wastewater collection systems, water tanks, and the invention of knock-down house.​

“S.R PE Group Company Limited is a private company established in 2000. We manufacture and distribute HDPE pipes and fittings for water transporting, and cable and electrical conduit under the trademark SR that has been recognized by both the public and private sectors, both national and international. We have got potential and progressive development with support from the National Science and Technology Development Agency and leading institutions in Thailand. This leads us to the success by receiving  petty patent from the Department of Intellectual Property, such as the first-ever invented steel-reinforced polyethylene pipes PROPIPE, steel-reinforced polyethylene water tanks PROTANK, steel-reinforced polyethylene knock-down house PROHOUSE and so on.