A lawsuit seeking compensation for the parents of four children affected by tainted mainland milk powder two years ago has been thrown out…Small Claims Tribunal adjudicator Ada Yim Shun-yee said the evidence of liability…was mostly in the mainland and that the families had failed to demonstrate Hong Kong was an appropriate forum to pursue their claims.…Yim also said there was no evidence to show...Fonterra Brands…had control in the…management of the now defunct Sanlu Group…The parents believe [Hong Kong] SAR-based Fonterra Brands should be held responsible…based on the assumption that it held a 43 percent stake in Sanlu…