1. Objective:To investigate the surgical treatment of meatal adenoid cystic carcinoma.

2. Our company is a member unit of Shanghai Meatal Construction Trade Association and China General Machine Components industry Association. We have granted ISO9001 certificates.

3. Objective: To explore the diagnosis and treatment of meatal -hymenounion.

4. The author used bony meatal skin as a pedicle graft to make tympanoplasty. Theprocedures of the operation went into details and illustrated in some figures.

5. Meatal stenosis and impacted urethral stones are readily diagnosed by physical examination.

6. Culture pot experiment was used to study the effects of limestone on the content of soil available heavy meatal before planting vegetables in acid soil.

7. The plastic instability behavior of the laser-textured steel sheet with defined surface features is investigated. Comparison is made with the normal sheet taken from the same coil of meatal sheet.