Japanese firms complain of tougher Chinese customs inspection

China is tightening up customs inspections for Japanese products at its ports, firms said on Friday, as a diplomatic row over disputed islands appeared to spill over into multi-billion dollar trade ties.

The move comes after Chinese state media threatened economic retribution over Tokyo’s nationalisation of the Japanese-controlled Senkaku islands, which Beijing calls Diaoyu.

via Business feed http://www.scmp.com/business/companies/article/1042289/japanese-firms-complain-tougher-chinese-customs-inspection