1. 电信诈骗 (diànxìn zhàpiàn)
Telecom fraud / telecommunication scam
→ A type of fraud that uses phone calls, text messages, or internet communication to trick people into giving money or personal information.

2. 电诈 (diàn zhà)
Abbreviation for telecom fraud
→ A short form of 电信诈骗, widely used online and in everyday speech in China.

3. 反诈 (fǎn zhà)
Anti-fraud
→ Refers to efforts, campaigns, or systems designed to prevent and fight against telecom scams.

4. 缅北 (Miǎn běi)
“Northern Myanmar”
→ In Chinese internet context, it often specifically refers to areas in northern Myanmar (near the Chinese border) notorious for being bases of telecom scam operations, where criminal groups run large-scale online fraud schemes.