"This industry has not changed in more than ten years," says Yang. "All the technology and the production process, including sterilization with ozone and using liquid nitrogen to quick-freeze the fish, have been used since way back."
「這個產業十幾年來沒什麼變化，」她說，「所有的技術和生產流程，包括臭氧殺菌和液態氮急速冷凍都早就有了。」