Frequently Asked Questions

KeyZell is a biotechnology company granted several awards for the development of O.P.S. (Oncology Precision System), an artificial intelligence system of precision oncology medicine.

O.P.S. recommends oncologists which is the best cancer treatment according to the unique characteristics of the patient. The tool analyzes the clinical history, variables obtained by clinical analysis, biomarkers, effectiveness of treatments and even the toxicity of the treatment in question.

Key2zell (k2Z) Token is the main cryptocurrency that gives access to the use of the O.P.S. service and to obtain an NFT (Non-Fungible Token) of a collectible Limited Series from KeyZell’s industrial property.

K2Z is a BEP-20 utility token.

The owners of K2Z token will have a guarantee of accessibility to the O.P.S. diagnostic service with a discount of up to 40% on the margin of KeyZell, this service can be used both by the holders or by their relatives.

In addition, as O.P.S. incorporates new services to perform precision medicine and KeyZell treatments pass the relevant validations, the owners of K2Z token will have preferential access to these, provided that the legal conditions applicable in each residence study are met and the different regulators allow it.

For the purchase of every 100,000 K2Z Token, an NFT of a collectible Limited Series of KeyZell’s industrial property will be earned. These NFTsgrant an additional extra discount of up to 50% on the KeyZell margin, to be used by both the owners or their relatives with the O.P.S. diagnostic service.

Like any NFT, the owner of the IP-NFT will be able to transfer them in the secondary market, retaining 90% of the value and Keyzell being the original owner will receive 10% as a royalty.

During our private phase, you can buy your K2Z tokens directly from our website:

Be sure to visit K2Z’s official social media channels and use only our official links. There are many scammers who desperately try to take your funds by sharing fraudulent links.

We will use this money as shown in our distribution box in our Whitepaper. From time to time, our team will convert your contributions into fiat to pay for clinical trials, international O.P.S. marketing, administration, legal.

By purchasing the right to receive K2Z tokens before our public launch, you will be rewarded with a price at a steep discount per token.

K2Z has its smart contracts audited by CTDSec. Audit

To buy K2Z tokens, you are required a wallet such as MetaMask.

To exchange for K2Zs you will then need to have Binance Coin (BNB) or (BUSD) in your wallet, these coins regulated and fiat-backed stablecoin. In case you don’t have balance, you can acquire them in an Exchange as

Finally, you can exchange BNBs or BUSDs for K2Zs here.

To receive TRZ tokens (or any other token) you require a wallet, in this case we are going to describe how to create it in MetaMask.

what is MetaMask?

MetaMask is a wallet that is installed as an extension in your web browser, which allows users to easily interact with blockchain networks decentralized applications such as Ethereum or BNB Chain. This allows users to easily use applications through their web browser.

How to install MetaMask?

web browser extensions are simple to install, simply access the store of your browser and install it. If you use Chrome, Opera, Brave or Vivaldi, here is the extension. If on the other hand you use Firefox, you will have to use this link to install the extension.

Installation Process:

Step 1:

Once MetaMask extension is installed, we must begin to configure our account.

First, the following screen will appear, here we select “get started.”

Step 2:

If we do not already have an account, we select “create a wallet”:

Step 3:

We create a password; we recommend writing it down on a piece of paper and store it safely as well as making sure that we have copied the same one as in MetaMask.

Step 4:

You will also be asked to create a seed phrase to increase the security of your account. If you lose and do not have these two passwords, the money you have in your MetaMask account will be lost forever and never recovered.

Done, you have your wallet up and running. Now you must add the BNB network.

To operate with BNB, you must previously register the Binance Smart Chain (BSC) network in your Metamask wallet. In this article we will explain, step by step, how to configure your wallet and add the BSC network.


In your Metamask account, you must click on your Ethereum network, and then on “Add Network”, as shown in the following screenshot:

When you click on “Add network”, a window will be displayed in which you will have to complete the information of the new network that you want to add. In this case we want to add the Binance Smart Chain (BSC) network. You must complete the following info:

  • Network name
  • New RPC URL
  • ChainID
  • Symbol
  • Block Explorer URL


All the information you need to complete can be found on the official Binance Academy website. Do not add information that does not come from the official site.

After completing all the steps, you will be able to see the Smart Chain network in your Metamask wallet.

Yes, K2Z Token has been submitted to the CNMV (Spanish National Securities Market Commission) to ensure that it complies with current regulations and that the entire process is carried out under the rules imposed by circular 1/2022 of January 10, of the National Securities Market Commission.

Investing in crypto assets is not regulated, may not be suitable for retail investors and may lose the entire amount invested. It is important to read and understand the risks of this investment which are explained in detail in this document.

Once the BSC network is added, we will select it in our Metamask

We import tokens and add this address:


And we import the token

Done, you have now K2Z in your wallet.