It’s awkward, creative, and of good quality. Hand-held like baby skin, buckled like a tile like gold, the texture is firm and radiant as jade, 砚 呵 呵 呵 , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , The ink has no fiber, the ink is like oil, the ink is not damaged, it has good honing and polishing, and has a waxy luster and uniqueness. Eyes, eyes, lines? The stone pattern is in a variety of colors and colors. However, it has a long history and is a wonderful workmanship of craftsmanship. It is known as the “treasure of the scorpion”, the “treasure of the scorpion”, and the “singular singularity”.

苴 砚 砚 quality technical requirements (a) mining. 1. 2. Does not destroy the integrity of the raw materials. (2) Raw material requirements. 1. 2. (3) Production requirements. 1. 2. (4) Quality characteristics. 1. There are “stone eyes” or “膘” or both. 2. (2) Ink amount: ≥5mm3/min. 3. Safety and other quality technical requirements: Product safety and other quality technical requirements must comply with relevant national regulations.

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Producers within the scope of the production area may submit an application for the use of the “Special Mark for Geographical Indication Products” to the Quality and Technical Supervision Bureau of Renhe District, Panzhihua City, Sichuan Province, after being examined by the Sichuan Quality and Technical Supervision Bureau and reported to the AQSIQ for approval. Announced. The statutory testing agency of the company is appointed by the Sichuan Bureau of Quality and Technical Supervision.