Weifang Lingwei Machinery Co., Ltd. is a modern company, initiated and registered in 2006 by all shareholders. Our company was established in 1990. Our company is the first professional manufacturer which develops and manufactures sand-digging machinery, sand making machinery, dredging machinery, and mineral processing machinery in Qingzhou. Since 1990, we have taken scientific and technological innovation as our new concept. Our products are of superior quality and favorable prices and ...