Is oppor 15 a limited edition with a signature on the back?

OPPO R 15 mobile phone model name introduction;

R 15 mobile phone has two versions: PACM00 (full netcom) and PACT00 (mobile version). R 15 only has these two models, and there is no limited edition.

This answer applies to all OPPO models.

The cast iron pot is a classic of Gao Qiao, and the lid is Longwentang. Why?

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If you don��t say that, you really think I am a pure man.

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What's the difference between PI and quotation in foreign trade?