Where can I get Lin 'an Drainage Certificate?

Science and Technology Avenue, Lin 'an District, Hangzhou City, Zhejiang Province. The drainage certificate is applied to the local drainage management department, and the drainage management department in Lin 'an District is Lin 'an Water Conservancy Bureau. According to Baidu map, the address of Lin 'an Water Conservancy Bureau is located in Science and Technology Avenue, Lin 'an District, Hangzhou City, Zhejiang Province. Go to Lin 'an Water Conservancy Bureau to fill out the drainage permit application form.