Tags DEEP C 2A Industrial Zone in the northern port city of Hai Phong on Friday. Automotive spare part plants start construction in DEEP C 2A IZ Friday, Nov 23, 2018 PHA Vietnam Company Limited, YMP Plus Company Limited, Dong Yang Vina Industry Company Limited and MiChang Vietnam Company Limited started construction of their plants in DEEP C 2A Industrial Zone in the northern port city of Hai Phong on Friday.