2、air sac气管接头处不整齐，导致按照刻标插接到位后存在漏气问题

2. The air sac trachea joints are not neat, resulting in air leakage after being inserted in place according to the marking; <br>3. It is difficult for the valve body of the A1331 manufacturer to insert the trachea, and the normal force cannot be inserted in place at one time (see the video attachment); <br>4. At present There are differences in the structure of the front suspension air sac control valve between the two suppliers (A1331/A1890), and the difference in insertion depth is about 10mm.

2, air sac trachea connector is not neat, resulting in according to the marking inserted into the bit after the existence of gas leakage problems;<br>3, A1331 manufacturer valve body plug tracheal difficulties, normal strength can not be inserted into the bit at once (see video attachment);<br>4, the current two suppliers (A1331/A1890) before the suspension air sac control valve structure is different, the insertion depth difference of about 10mm.

2. Air sac tracheal connector is not neat, which leads to air leakage after being inserted in place according to the marking;<br>3. The valve body of a1331 manufacturer was difficult to insert into the air pipe, and the normal force could not be inserted in place at one time (see video attachment);<br>4. At present, two suppliers (a1331 / a1890) have different structure of front suspension air sac control valve, and the difference of insertion depth is about 10 mm.<br>