it overtook apple as the second most popular smartphone maker in china during the first quarter of the year. but now, apple has reason to celebrate. the company s chinese iphone sales rose 52%, compared to a year ago. that s according to data from a research company affiliated with the chinese government. that entity doesn t track apple specifically. instead, it measures the increase in foreign branded shipments. but in the foreign branded game, apple is the main player. and apple could see more gains from may it s been discounting select models which could lead to more sales. staying with technology nvidia s momentum continues, with its stockjumping 7% to hit another record high on tuesday. the chip maker and leader in the artificial intelligence space is now valued at $2.8 trillion. it is currently wall street s third most valuable company, behind microsoft and apple. this year alone nvidia has seen its share price double. tuesday s jump also helped propel the tech heav