Mainland residents who want to travel to Hong Kong and Macau can easily purchase cross-border tickets, apply for overseas mobile data packages, and book their favorite hotels by opening the "Wanshitong" mini program on their mobile phones... "One platform runs smoothly in the Bay Area". Recently, the "Wanshitong" mini program was launched synchronously on the three ends of Guangdong, Hong Kong, and Macau, focusing on the travel, communication, payment, job seeking, elderly care, medical care, education, food, accommodation, and tourism scenes and habits of residents in Guangdong, Hong Kong, and Macau, Provide convenient and smooth cross-border services for residents of Guangdong, Hong Kong, and Macao. In the past five years since the issuance of the Outline Development Plan for the Guangdong Hong Kong Macao Greater Bay Area, the "hard connectivity" of infrastructure in the three regions has accelerated, and the "soft connectivity" of rules and mechanisms has continued to improve, resulting in increasingly frequent exchanges among residents. "Data running" replaces "mass running", bringing tangible convenience to residents of Guangdong, Hong Kong, and Macao. Currently, Guangdong and Hong Kong have jointly established a standardized and interconnected online cross-border service zone, with the first batch of 108 high-frequency government service items launched, all of which support online processing; In November last year, the General Office of the People's Government of Guangdong Province issued the "Three Year Action Plan for the Construction of the" Digital Bay Area ". One of the main tasks was to promote the integration of government services and achieve a" living connection "for residents in the Bay Area, and the" Bay Affairs Connection "mini program was one of the achievements. Enhance the convenience of public services, promote efficient solutions to people's needs in the Guangdong Hong Kong Macao Greater Bay Area, and highlight the important role of digital technology in promoting connectivity. Efficient collaboration, universal convenience, and digital technology have assisted public services, continuously improving the happiness and sense of achievement of residents in Guangdong, Hong Kong, and Macao, and further promoting "heart to heart connectivity". A high-quality living circle suitable for living, business, and tourism in the Guangdong Hong Kong Macao Greater Bay Area is being formed. (Lai Xin She)