Gionee Communication Equipment — no part available on store or service centre

Address:

Rewa, Madhya Pradesh, 486001

When i went to service center for change the charging pin of my phone the part not available and rep said to me that your fone should be deposit to service center for one week for some small part why every one all work depend on mobile so how can anyone leave the mobile on service center for small part so while some small part should be also available on every service center for comfirt of customer