China Unicom (NYSE: CHU, SHA: 600050, HKG: 0762) has for the first time introduced non-prepaid iPhone services to attract more price sensitive consumers, the nation's second biggest wireless carrier told Tech.qq.com Sunday. However, the special offer comes in three solutions, pay a deposit, take out a bank loan, or make collateral. Prepaid offers include eight packages charging between ¥126 to ¥886 ($1 = ¥6.8) per month. China Unicom is the only mainland telecoms firm authorized by Apple to sell the iPhone. China Mobile (NYSE: CHL, HKG: 0941), the world's biggest wireless phone carrier by subscribers, has been reported to urge Apple to develop iPhone and iPad handsets for China's homegrown TD-SCDMA standards China Mobile adopts.