Is there any information about recycling fish viscera in Guangdong?

The subject wants to ask, "Does Guangdong recycle squid viscera?"? Yes Guangdong Foshan Maoxing Feed Co., Ltd., located in Shiwan Ceramic Factory, Chancheng District, Foshan City, buys squid viscera as feed all the year round. Guangdong, referred to as "Guangdong" for short, is the capital of Guangzhou, the provincial administrative region of People's Republic of China (PRC), and is named "Guangdong" because of the ancient place name "East of Guangzhou".