This study aims at to assess growth capacity of the different Dong Tao chicken lines kept in Hung Yen province. The research was carried on comercial chickens of male and female line as well as the crossbreed line between male and female line. Each line had been repeated three time with 50 chickens/repetition. The survivability, body weight, feed conversion ration of the chicken were recorded. The result showed that the survivability of 20 weeks old chicken were 95,33%, 94,67% and95,33%, respectively. The body weight of 20 weeks old chicken were 2942,33 g/chick; 2501,02g/chick and 2817,35 g/chick, respectively. The Feed conversion ratio at 20 old weeks was 3,85 kg, 3,77 and 3,81 kg, respectively