2.5 The technical information in accordance with no. 2.4 must provide by manufacturer or by the bidder that certified by the manufacturer. The document must be certified by manufacturer and signed by authorized person with the copy of passport or identification card (not expired). Must not use the technical information and product certification from distributor or branch of the manufacturer to comply with no. 2.4 and 2.5 and THP will consider as a lack of qualification.