# 4.1 Issuance programme

The issuance plan involves dynamic adjustment of token production based on the blockchain network's mining difficulty coefficient. After the mainnet launch, the token output is reduced by 50% approximately every five years, with each halving cycle reducing the mining amount by 50% compared to the previous cycle. This approach aims to control the inflation of PEM tokens and promote the long-term stability of PEM's value.

The details of PemChain's token halving are as follows:

<figure><img src="https://lh7-rt.googleusercontent.com/docsz/AD_4nXdvkM2UI6eZjWzE-C5k3sq-gNEWOuNmjiYcJ8mw48bA8gV6QkvS49MaSQ-0h4Un7xNf1Lh1oM3AyXixlhbw6TZ0aGSYVfUfBNwcvAN2QovLRajIJ2oCJsAgkLLyLHTaOoG3BDCEj3h2r882Kqxwcc0?key=5XZ-nso-X2d5xjt0asyHbOX8" alt=""><figcaption><p>[PEM Token Halving Strategy]</p></figcaption></figure>