"There have been no problems!" proclaimed Zhang Tingfeng, a marketing representative for Xiamen SET Electronics, when asked about the riots.

"We have had many good conversations and received many business cards," she said, standing in front of display cases filled with rows of tiny components.

Japanese executives, many of whom have made big bets on the exploding Chinese consumer market, have repeatedly said they just want business to get back to normal.

"Right now it's the very important selling season for the Chinese market, and it's just begun, so we'll just have to see how that pans out," said Sony CEO Kazuo Hirai as he visited his company's booth on the show's first day.

"But just generally speaking, I'm hopeful that the situation will better itself sooner rather than later."