China has begun blanket radiation testing on seafood imports from Japan, sources familiar with the bilateral relationship said Tuesday, a move seen as pressuring Tokyo's plan to release treated radioactive water from the crippled Fukushima nuclear plant into the sea.The measure introduced earlier this month has prolonged customs procedures, prompting some businesses in China to forego importing seafood from Japan. The Japanese foreign and farm ministries have begun discussing how to address the issue, the sources said.Tokyo aims to start discharging the Fukushima water into the ocean around…READ FULL ARTICLE