This charger is 12"
Hi Mervin, your photo's are much to small to tell anything, please upload photo's that are clear and shows detail and any age signs like rust spots, pitting, wear from use also a photo or the whole bottom at an angle so we can see the entire foot rim, thanks.
The fact that here the mark too says it is 'copying Qing Qianlong' ware. And the colors and painting style are not traditional Chinese. That means it is probably sometime in the 20th century. This color combination does not appear at all in older Chinese porcelain.