john hole ma holman. >> for weeks trugs carrying essential supplies to india has stopped crossing into nepal. they say it's because the indian government opposes their new constitution. >>> now apple is no longer the top smart phone make center china. two local companies now account for a third of sales in the country. china is becoming the new battleground as they fight for a slice of the smart phone market. >> it's one of the largest electronic shows in the world. more than 4,000 companies from around 30 countries are showcasing their latest innovation with the market hungary for new technology. >> we have a huge number of trade buyers over the world. over 95,000 visitors. last year from over 150 countries and regions. >> china is the leader in technology consumption not just production. and the popularity of smart phones is creating a bombing industry in apple-related products. >> this is going to monitor how much food is consumed. >> competition has never been so intense. once dominated by apple, two chinese tech companies hold the lead in china accounting for nearly one-third of a