Claim: In Hong Kong and Macau, JETCO is the biggest network of automatic teller machines (which is an electronic telecommunications device that enables customers of financial institutions to perform financial transactions at any time and without the need for direct interaction with bank staff), and it has 3,000 cash machines and 36 members.
Evidence: JETCO
銀通 Over 3,300 
JETCO (Chinese: 銀通) (full name: Joint Electronic Teller Services Limited, Chinese: 銀聯通寶有限公司) is the biggest network of automatic teller machines in Hong Kong and Macau, with over 3,000 cash machines.