Advantage:
1. The industry's top standard design, fast, stable, safe, highly integrated, space-saving, simple and elegant
2. Enhance human-computer interaction, improve shopping experience, and attract young consumers
3. Optional products, self-checkout, reduce waiting time in line, improve checkout efficiency
4. Support multiple payment methods by scanning code payment + face payment

Operating institutions: supermarkets, large shopping malls, specialty stores, chain stores, large sales, star hotels
Financial institutions: banks, securities, funds, insurance companies, pawnshops; foundations, securities companies
Non-profit organizations: telecommunications, post offices, hospitals, schools; lottery stations, government affairs centers
Public places: subways, airports, stations, gas stations, toll stations, bookstores, parks, exhibition halls, stadiums, museums, conference centers
Real estate properties: apartments, villas, office buildings, commercial buildings, model houses, real estate agencies;
Entertainment: cinema, fitness center, country club, clubhouse, massage room, bar, coffee shop, Internet cafe, beauty salon, golf course. Movie theaters, salons, casinos