Xiamen Longteng Industrial Co., Ltd. founded in 1995 in Xiamen, China. Longteng specialized in design and manufacturing all kinds of specifications and varieties water meters over twenty years, including mechanical water meters, intelligent water meters etc. We are reliable, accommodating and keeping on customizing and make products to satisfy our clients and fit for your market. Tech and Honor. With almost 20 years development, we accumulated rich experience. we are becoming the fast-growth ...