Visakhapatnam, Oct 7 (UNI) Andhra Pradesh's speedy approval process and infrastructure development are attracting major investments into the State, union Civil Aviation Minister K Rammohan Naidu said on Wednesday. Addressing the CII Partnership Summit regional conference at IIM Visakhapatnam, he said the APIIC single-window system was facilitating speedy clearances and encouraging industrialists to choose Andhra Pradesh as their investment destination. He said the Visakhapatnam Industrial Economic Region would play a key role in transforming the city into a "Gateway of Economy", while the newly opened Bhogapuram International Airport would contribute significantly to the State's economic development. Rammohan said 216 mega…