Weifang Shengtai Medicine Co,Ltd. was established in Changle in February 1999. It moved to a new industrial park in 2001 and completed the relocation in 2007, becoming Changle's first listed company. The company focuses on the production of starch and glucose, with an annual output of 500,000 tons and 300,000 tons respectively, serving the pharmaceutical, food, and other industries.