Apple is in iPhone distribution talks with China Unicom, the latest sign negotiations with the nation’s largest mobile carrier may have hit a snag. Tuesday’s comments by the chairman of China’s second largest cellular carrier confirms similar February reports.
“We are in talks with many handset suppliers, including Apple,” Reuters quoted China Unicom chairman Chang Xiaobing. China Mobile, the country’s No. 1 mobile carrier, refused comment on the report.
While Xiaobing did not mention a date when any agreement with Apple might materialize, in February, Fortune reported a deal with China Unicom could be signed May 17.
An analyst has added his voice in support of two unconfirmed reports Monday that Apple will announce March 24 a Mac Pro, Mac mini and iMac update.

Despite the recent introduction of several rivals, Apple’s App Store is “miles ahead of the competition,” according to a study released Monday.