2013 horse meat scandal negative for horse DNA. products were tested but were negative for all foreign DNA. Of the 37% of beef products tested positive for horse DNA, Tesco's inexpensive Everyday Value Beef Burgers tested at 29.1%. All other reported brands had less than 0.3% horse DNA. These products originated from Liffey Meats and Silvercrest Foods in Ireland and Dalepak Hambleton food processing plant in the United Kingdom. Trace amounts of horse DNA were also found in raw ingredients imported from Spain and the Netherlands. Laboratory DNA investigations were requested by the authorities into possible donkey meat adulteration of minced meat products labelled
Criticism of Tesco Siratranont faced up to two years in jail and a £16.4m libel damages claim for saying that Tesco was expanding aggressively at the expense of small local retailers. Tesco served him with writs for criminal defamation and civil libel. The case was subsequently dismissed. In Thailand another controversy arose when the Royal Thai Police alleged that Thai soldiers operating as Tesco security intimidated a rural boy into poisoning chocolates as revenge for having their contracts revoked by the company. In a branch of Tesco near the bridge over the river Kwai, Tesco staff strip searched a young Thai girl twice