State-owned cellular phone operator Teletalk on Monday struck a $39.2 million deal with Chinese firm Huawei for its 2G and 3G network up-gradation and expansion. BSS news agency reports Teletalk Managing Director Gias Uddin Ahmed and Huawei Chief Technology Officer (CTO) Colin Shi put pen on the agreement paper at Posts and Telecommunications Division (PDT) in presence of State Minister Tarana Halim.…