Go here and download the wallet.
electrum.org. Put all your bitcoin there.
Go here
Coins.ph create an account there so that you can withdraw your bitcoin when you need the money.
Don't put all your bitcoin in coins.ph its much safer that you have a wallet in your computer than in an exchange.
If you have some altcoins then go here
myetherwallet.com just follow the step and your good to go.
This. Wag ka masyadong nag iiwan ng malaking pera sa Coins.ph. Preferably, use your own non custodial wallet. (Guide on wallets:
https://cryptosec.info/cryptocurrency-wallets/)
Also, kung kalakihan ang hawak mong bitcoin, probably P10,000+ siguro, invest some money on a hardware wallet like the Ledger Nano S[1] or Trezor[2].
[1]
https://ledger.com/[2]
https://trezor.io/