Wang Zhongwang and Shuanghui Wang Zhongwang are not produced by the same company.
The King of Kings should be produced by the original meat factory in Pingdingshan. There is an address on it, you can check it out. It was once acquired by Chundu.
The trademark is the trademark of a self-employed business owner in Hunan.
Shuanghui King of Kings is produced by Shuanghui Group.