Ho Chi Minh City, July 2 -- Vietnam's e-commerce sector is expected to enter a new stage of development as the Law on E-Commerce officially took effect on July 1, providing a more comprehensive legal framework for online business activities and addressing persistent challenges in the rapidly expanding digital market. According to a report by YouNet ECI, a leading e-commerce consulting and data analytics firm in Vietnam, the combined transaction value of the four largest e-commerce platforms in the country - Shopee, TikTok Shop, Tiki and Lazada - exceeded 458 trillion VND (17.4 billion USD) in 2025, up 26% from the previous year. Vietnam's e-commerce sector has maintained an annual growth rate of 20-25%, among the highest in Southeast Asia...