English to Russian Bus/Financial Business/Commerce (general)

The dumping investigation involves two aspects: antidumping and industry injury.
Dumping defense should be conducted by each company itself.
Injury defense normally should be conducted by the Chinese tire industry.
XXXXXXX is responsible for the dumping defense matters including sampling form, anti-dumping questionnaire, verifications which are specially related to our company.
The dumping defense is made by YYYYYYYY specially on behalf of our company.
XXXXXX is responsible for the injury defense matters, excluding those related to the sampling forms, *ADQs* and all matters related to it.