TLMUSDT - BUY - 0.019835 - lastPrice:0.00182100 phan_tram_ll: -90.819258885807911952 phan_tram_chot:, check_ll: -<br>COTIUSDT - BUY - 0.07894 - lastPrice:0.01531000 phan_tram_ll: -80.605523182163665297 phan_tram_chot:, check_ll: -<br>buy_ll: -171.4247817993164 - sell_ll:  <br>BUY dương:  - BUY âm: -171.4247817993164 <br>SELL dương:  - SELL âm: <br>