1. Are you qualified?

If you don't have any qualifications, what you say is unreliable and no one recommends it, so qualifications are the key!

2. Is there any situation in in addition to formaldehyde?

If there is no case, there will be no customer choice, and it is not recommended for in addition to formaldehyde company to have no customer choice;

3. Is the charge reasonable?

The charge of Jinan in addition to formaldehyde is generally around 20-60 yuan one square meter, and it is not recommended that the price is too low or too high;

4. Can the effect be guaranteed?

No matter how boastful you are, how dare you sign a governance agreement? How long is the warranty period? Can you accept the third test?

Huada Sunshine V. Whether Jinan in addition to formaldehyde Company is reliable or not is very important to see these four points clearly!

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