Santai barbecue is one of the specialties in Santai County, Sichuan Province, which has been widely praised for its unique taste and cooking methods. The following are some recommendations on which of the three barbecues is delicious:

1. Three sets of Liuji Barbecue: Liuji Barbecue is one of the most famous barbecue brands in Santai County, and has won wide acclaim for its unique baking methods and seasonings.

2. Santai Zhangji Barbecue: Zhangji Barbecue is another famous barbecue brand in Santai County, which is loved by diners for its delicious taste and warm service.

3. Santai Li Ji BBQ: Li Ji BBQ is a barbecue brand with a long history in Santai County, which has been widely praised for its unique taste and excellent service.

4. Santai Wangji Barbecue: Wangji Barbecue is a barbecue brand mainly featuring grilled fish and kebabs in Santai County, which is loved by diners for its delicious taste and warm service.

To sum up, the question of which three barbecues are delicious varies from person to person, and different people have different tastes and preferences. It is suggested that when you taste three barbecues, you can try more different brands and tastes to find your favorite barbecue brand and taste.