No production. It is mainly produced in Qingdao City, Shandong Province. The holder of the algae platinum trademark is Qingdao Mingyue Seaweed Bio-Health Technology Group Co., Ltd. Due to geographical location, Qiandao Lake does not produce algae platinum. Together with Chun'an Thousand Island Lake in Hangzhou, Zhejiang and Xinxian Island Lake in Huangshiyang, Hubei, it is also known as the "Three Thousand Island Lakes in the World".