The way to prove shache county people in Kashgar, Xinjiang is through resident ID cards, household registration books, real estate licenses or other supporting materials.

1. Resident ID card: You have a permanent residence in shache county, Kashgar, and you can provide a resident ID card as proof.

2. Household registration book: you have a permanent residence in shache county, Kashgar, and you can provide a household registration book as proof.

3. Property certificate: Property certificate can be provided as proof for those who own property in shache county, Kashgar.

4. Other supporting materials: Without the above supporting materials, other supporting materials can be provided, such as social security cards, utilities, etc.