The defendant's appeal is dismissed.

1. Summary of grounds for appeal;

A. The court below erred by misunderstanding the facts as follows, which found the guilty of each of the charges of this case.

(1) The Defendant merely forged or altered the instant test report by himself/herself, and did not instruct B to forge the private document, display the private document, alter the private document, or use the altered private document.

(2) The test results of the instant dogket (a compressed asbestos board, and compressed asbestos board containing steel depth) were forged or altered.

Even if there was no defect in quality, the Defendant did not deceiving the STX engine corporation.

B. The sentence of the judgment of the court below on unreasonable sentencing (eight months of imprisonment and two years of suspended sentence) is too unreasonable.

2. Judgment on the defendant's assertion of mistake of facts

A. According to the evidence duly adopted and examined by the court below, Eul submitted the test report to the STX engine corporation by altering the test report according to the defendant's order, and submitted it to the STX engine corporation on February 2, 2012 after receiving a reply from the above researcher on August 2012 that it was impossible to conduct a test on the GTX engine because the test result on the GTX car board applied to the Korea Chemical Examination and Research Institute around February 2010 falls short of the supply standard, and since then forged the test report on the GTX engine corporation according to the defendant's order, it can be acknowledged that B submitted the GTX engine corporation with the above GTX engine corporation by forging the CTX engine's test report on the GTV car in accordance with the defendant's order.