He also said that India can offer technical expertise to better handle perishables and time bound cargo from the neighbouring country.
The two countries, he added, can work together to standardise testing and export cargo commodities within Afghanistan itself as it would help in reduction of their holding times once they reach Indian airports.
"Let us now go beyond Delhi and Kabul and focus on adding more cities and products to this corridor," Raju said here at the inauguration of India-Afghanistan Trade and Investment Show here.
"We have tried to bridge the reasons which have prevented us from reaching this optimum potential. One main reason continues to be the lack of viable land connectivity. Mitigating this problem received a tremendous boost this year as we launched the India Afghanistan air corridor," he added.
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So far nine such flights already operated successfully and another flight is due, he said adding another flight will operate day after tomorrow.
"We have set up an inter-ministerial groups with dedicated nodal officers for expeditious processing of cargo through this corridor. I see tremendous potential in this initiative," Raju said.
The bilateral trade between the countries dipped to USD 799.24 million in 2016-17 from USD 834.5 million in the previous fiscal.