How is the interior sealed and installed. Can we share it further?

Is this too smart?

Suitable for public places to avoid waste, home use trouble

It cannot be mass produced at all and does not conform to the future direction. Originally, the emulsion pump was called a quantitative extraction pump....

It's a little complicated

When I was in college, a classmate's idea was exactly the same as this product, but the tutor said that this was meaningless and was rejected. At that time, I felt that this teacher was not qualified to be a mentor.

More pressure and less pressure can be pressed out by hand. It feels a bit cumbersome. People are quite smart. Don't take two steps if one step is in place.

This kind of design is very difficult to adopt in business. Businesses are eager for consumers to use up and buy another bottle at a time!

The long-haired waist-length brother-in-law said that 3 drops were not enough at all, haha

The original author's observation of life is very detailed and worth learning.

According to the quantity, the idea is really great.

In fact, parents now buy shampoo for their children alone ~ adults and children use it separately ~

Haha, everyone is responsible for reducing waste.

Great!

I feel that there are many small ideas like if, so I can also try to participate in if ~