Taiwan New Taipei District Prosecutors Office and AAC jointly investigated the case in which Tsao X, the head of Toucheng Township, Yilan County and others involved took the opportunity of the LED streetlamps procurement, accepted bribes through middleman Chiu X in exchange of Kuang X technology company (which was represented by broker Chuang X) to win the contract. Then, the business manager Li X and subcontractor Wei X of the company made false accounting documents, by which Chuang X received NT$6,850,000 from the company. Chuang X and Chiu X each took NT$1,850,000 and NT$2,000,000 as commission respectively, and the remaining NT$3,000,000 was delivered by Chiu X's employee Ku X in 4 parts to Tsao X in theses stages: Before tender opening, before contract awarding, before construction commencement and before inspection and acceptance. The prosecutor concluded the investigation and found Tsao X involved in the offense of accepting bribes for an official act in violation of the Anti-Corruption Act, while Chiu X, Chuang X, Ku X, Wei X and Li X involved in the offense of delivering bribes in violation of the Anti-Corruption Act. The case was prosecuted.