# Spin initial use tutorial🐱‍🏍 By [WhaleHat](https://paragraph.com/@whalehat) · 2022-04-27 --- ![](https://storage.googleapis.com/papyrus_images/a605d803481f69ca7662fa527b1cfe94ee533ce684bde08b8a894672186accfe.png) introduce: ---------- [**Spin**](https://spin.fi/) is a **DeFi exchange infrastructure** built on NEAR Protocol, a reliable and scalable L1 solution. The on-chain order book solution offered by Spin provides a CEX-competitive experience to DeFi users. Founded in June 2021, Spin was the first product to offer **on-chain order book solution** on NEAR Protocol. The advantages of the order book model include better user experience compared to AMM, flexible liquidity, easy access for institutional traders, secure and transparent on-chain verification, opportunity to price different types of instruments, and trading robots interoperability. The order book based infrastructure unlocks the opportunity to **change various types of assets** with different levels of complexity in the DeFi space including but not limited to perpetual & quarterly futures, power perpetuals, floor perpetuals, options, exotic options, everlasting options, options vaults, basis trading, fixed yield, structured products, and RFQ. [https://spin.fi/](https://spin.fi/) Core Know-Hows of the Spin DEX:🚀🚀🚀 ------------------------------------- * **Central Limit Order Book model** Spin uses a single asset pool, the liquidity of which is sent for market making to the **order book**. Thus, traders will always have enough liquidity for comfortable trading, and investors can profit from the sophisticated market-making mechanism developed by the Spin team. * \*\*Spot trading \*\*The current version of the Spin spot DEX on NEAR is **the first order book implementation** that supports on-chain order matching and NEAR wallet connection. Currently, the Spin spot DEX is available on testnet: [https://near.spin.fi](https://near.spin.fi). Later, Spin will also provide users with an opportunity to make instant token swaps at the market price in a single click. * \*\*Perpetuals \*\*Spin offers a **decentralized way to trade perpetual futures contracts** meaning that traders have no need to rely on centralized exchanges and trust their funds to a single entity. Instead, funds are stored on users' wallets e.g. NEAR wallet. Spin's perpetuals will support leveraged trading, cash settlements, and multi-collateral features. * \*\*Options \*\*The goal of Spin in terms of options trading is to provide a **decentralized** platform for their operation and to ensure a convenient and easy-to-use foundational block for well-versed, expert traders and as well as novel traders. Spin will support partial collaterization for options. Go down the rabbit hole： ------------------------ Click the trade button to go to [https://trade.spin.fi/](https://trade.spin.fi/) before we go to spin's official website。 First please let us link your near wallet, currently Spin supports web wallet, select your wallet link well ![](https://storage.googleapis.com/papyrus_images/df3b63b15dffee0298a9469bcfd0b631b7587d5c81d1bb9dbda5f486f9bca1d0.png) If you don't have a wallet, click Create New Account. If you do, select the Account you want to link to. If you want to Import other accounts, click the Import Account button 。 ![](https://storage.googleapis.com/papyrus_images/a50890f8ac1e4350f3d8d7d1c538ee29c0d1a334f6c69d30d08b8a24a66de0a2.png) After we link the wallet, please select Deposit for token withdrawal. If you want to Withdraw your assets in Spin, please select Withdraw. Remember to input the amount you want to Withdraw and the assets you want to Withdraw or Withdraw。 ![](https://storage.googleapis.com/papyrus_images/b535f7aabe346fbf4e26d22e57855f1adaf529a1d411fec3745c6e2701e948ca.png) ![](https://storage.googleapis.com/papyrus_images/fefb75ea7be4deee483dac7793ec8c88be0e3e740a102fa6a8213d2093fe398a.png) Next, if you want to buy, please enter the corresponding TOKEN or sell the corresponding TOKEN. Spin supports limit order and spot order。（**Buying and selling is the same operation**） If we use limit orders, the records of uncompleted trades and previous trades will be shown below （Limit orders require you to manually enter the market price you want to buy or sell, and then enter the quantity you want to buy。） ![limit order](https://storage.googleapis.com/papyrus_images/db83993c9a8445bf2ec01327adef395a9bc5c9bd3b2f1a4e2efcaeace2ba34d2.png) limit order ![Market order (current price order)](https://storage.googleapis.com/papyrus_images/62d603d07f90127a5069ea17568b2a944d1875d1b8dd58b0cd4cea876f02a025.png) Market order (current price order) ![history](https://storage.googleapis.com/papyrus_images/4ffb770e288f06d17d488cbca3f70ae9d0381f8318bb040b1d52438ce17665d9.png) history Finally, we can find some common problems and solutions through FAQ, and submit your Feedback through Share Feedback。 ![](https://storage.googleapis.com/papyrus_images/595926d06a583b718c04e9fa179a376579f629089281bca452da61c127c29151.png) * Finally, this is the official twitter account, and you are welcome to follow me on twitter * [https://twitter.com/spin\_fi](https://twitter.com/spin_fi) [https://twitter.com/Whalehat\_oylm](https://twitter.com/Whalehat_oylm) --- *Originally published on [WhaleHat](https://paragraph.com/@whalehat/spin-initial-use-tutorial)*