Group 1 - Multiple consumers reported issues with the "Respect Card" scheme at airports in Chongqing and Changchun, where staff recommended purchasing a VIP card that limited ticket discounts, often resulting in higher prices than the airline's official website [1] - Staff at Changchun Longjia Airport confirmed receiving numerous complaints about the same issue, clarifying that the card sales personnel were not airport employees but rather affiliated with China Southern Airlines [1] - China Southern Airlines' Jilin branch stated that a travel service center had been selling business travel cards at Changchun Longjia International Airport, which has since been halted by airport authorities, and confirmed no partnership with the service center [1] Group 2 - Chongqing Airlines reported that a third-party company, Runport Aviation Ground Service Co., had a contract to operate credit card services at Chongqing Jiangbei Airport, which has now expired, and the staff have been removed from the check-in area [2] - The airline's ground service department found that Runport staff had engaged in unauthorized sales of business travel cards during the contract period, prompting the airline to demand corrective actions [2] - Chongqing Airlines is committed to resolving reasonable complaints from affected passengers and ensuring compliance with contractual obligations moving forward [2]