Add DIP note (#106)

* Add DIP note

* Add github link

docs/community/overview.md

@@ -12,19 +12,20 @@ Darwinia is supported by dedicated organizations, each playing a critical role i
 
 | Organization | Purpose |
 | --- | --- |
-| [**RingDAO**](./orgs/ringdao.md) | Focused on governance decisions, RingDAO allows RING token holders to participate directly in the decision-making processes, ensuring that Darwinia remains a truly decentralized network. |
+| [**RingDAO**](./orgs/ringdao.md) | RingDao is a decentralized organization composed of experienced blockchain technology experts from various continents. The core value of this organization is to research and develop the most efficient cross-chain technology. By enabling communication between chains, RingDao aims to drive massive adoption and innovation in the blockchain space.|
 | [**DCDAO**](./orgs/dcdao.md) | DCDAO is a community self-organized workgroup (WG) that aims to contribute to the growth and development of the Darwinia community. |
 | [**KtonDAO**](./orgs/ktondao.md) | KtonDAO is a community-driven initiative, built on [Tally](https://www.tally.xyz/gov/ktondao), where KTON holders come together to propose, discuss, and decide on the future of the community. |
-| **Itering** | Itering is a blockchain technology development company that provides runtime and smart contract engineering implementations for Darwinia. It is also the founding company of Darwinia. |
+| [**Itering**](https://www.itering.io/) | Itering is a blockchain technology development company that provides runtime and smart contract engineering implementations for Darwinia. It is also the founding company of Darwinia. |
 
 ## Community Collaboration
 
 We wholeheartedly believe in the power of collaboration and warmly invite additional decentralized applications to join our rapidly expanding Darwinia ecosystem. To facilitate this, we have launched the Community Developer Incentive Program. This program consists of:
 
 | Project | Purpose |
 | --- | --- |
+| [DIP](https://dips.darwinia.network/) | Darwinia Improvement Proposal, primarily focusing on changes and improvement ideas for the Darwinia ecosystem. Feel free to submit and discuss your suggestions [here](https://github.com/darwinia-network/DIPs). |
+| [RFP](https://github.com/darwinia-network/collaboration/issues) | Request for Proposals, provides a selection of potential projects or tasks for members of the ecosystem. |
 | [The Immunefi Bounty Program](https://immunefi.com/bug-bounty/ringdao/)| It offers rewards for finding potential flaws in our products. |
-| [RFP (Request For Proposals)](https://github.com/darwinia-network/collaboration/issues) | Provides a selection of potential projects or tasks for members of the ecosystem. |
 | [Grant Program](https://github.com/darwinia-network/collaboration/blob/master/grant/README.md) | To fund the development of projects and applications that contribute to the Darwinia ecosystem and promote overall network growth, we encourage passionate teams to build innovative cross-chain projects on Darwinia Chain. |
 | [Treasury Proposal](https://github.com/darwinia-network/collaboration/blob/master/treasury/README.md) | Your proposal should address a problem, outline a goal, give a detailed account of how you will reach that goal, and include any ongoing maintenance needs. As much as possible, you should itemize the tasks to be completed so fees can be evaluated and milestones can be followed. |