How much salt should be put in pickled 1 kg ginger?

A catty of ginger should be salted with 2 liang of salt. The specific method of pickling ginger is as follows:

Materials that need to be prepared in advance include: ginger? A catty, 300 grams of white vinegar, 80 grams of rock sugar, 2 liang of salt.

1. Step 1, peel and wash the prepared ginger for later use.

Then slice the ginger with a kitchen knife.

3. Add ginger slices and salt into the pot and marinate for 60 minutes.

4. Heat oil in the pot, add white vinegar and rock sugar, bring the rock sugar to a boil, and naturally cool for later use.

After 5.60 minutes, drain the water in the ginger slices with gauze.

6. Then put the ginger slices and the white vinegar juice of rock sugar into the container, cover it and put it in the refrigerator for 72 hours.

Take it out after 7 or 72 hours, so that the ginger has been marinated.