Research and development environment, the premium due to the initiative. Located at Tambon Laem phak BIA, Amphoe ban Laem phetchaburi province has an area of 1,135 acres can wastewater be 1 in 5 of the municipality which has a population of about 40,000 people, phetchaburi by waste water will be piped by sending just over 18 km, according to the province in order to gain access to systems that do not rely on high-tech and environmentally friendly.