1. According to Baidu map, jiaohe city is located in Jilin Province and Xi 'an is located in Shaanxi Province. The distance between the two places is 2229 kilometers, and it takes 22 hours and 53 minutes to drive.

2. According to Recipe.com's inquiry, cut zucchini and tofu into pieces, put oil in a hot pot, add minced garlic and ginger slices, stir fry, then add zucchini and tofu and stir fry together. Add the right amount of soy sauce, sugar, soy sauce, cooking wine and other seasonings. Then add the right amount of water, cover the pot and stew for a while, so that the sauce can fully penetrate into the ingredients.