Customer Service: 

Jack Cheng or Mark Feng

196 County Rd 7611

Devine, TX 78016-5145            

xchengswri@gmail.com

xchengswri@dynamicentropy.com

dynamicentropyllc@gmail.com

T: 216-269-6757 or 210-248-4440

F: 210-561-4303

 

Congressional district: TX-023