1, Grade A qualified units can engage in the integration of classified systems nationwide.
2. Grade B qualified units only engage in the integration of classified systems within the administrative areas under the jurisdiction of approved provinces, autonomous regions and municipalities directly under the Central Government.
3. Individual qualified units can conduct business nationwide, but they can only undertake the approved single business of classified system integration, such as software development and integrated wiring, system services, system consultation, shielding room construction, risk assessment, engineering supervision, data recovery, etc.
Legal basis: People's Republic of China (PRC) Law on Guarding State Secrets.
Article 9 The following matters involving national security and interests, which may damage the national security and interests in politics, economy, national defense, diplomacy and other fields after being made public, shall be determined as state secrets:
(1) Secret matters in major state decisions;
(2) Secret matters in national defense construction and activities of the armed forces;
(3) Secret matters in diplomatic and foreign affairs activities and secret matters with confidentiality obligations;
(4) Secret matters in national economic and social development;
(five) scientific and technological secrets;
(six) activities to safeguard national security and trace criminal secrets;
(seven) other secret matters determined by the state secrecy administrative department.
Party secrets that conform to the provisions of the preceding paragraph are state secrets.
Article 10 State secrets are classified into three levels: top secret, confidential and secret.
Top secret state secrets are the most important state secrets, the disclosure of which will cause particularly serious damage to national security and interests; Confidential state secrets are important state secrets, the disclosure of which will cause serious damage to national security and interests; Secret-level state secrets are general state secrets, the disclosure of which will harm national security and interests.
Article 11 The specific scope of state secrets and their classification shall be stipulated by the state secrecy administrative department in conjunction with relevant central organs such as foreign affairs, public security and national security.
The specific scope of military state secrets and their classification shall be stipulated by the Central Military Commission (CMC).
Provisions on the specific scope of state secrets and their classification shall be published within the relevant scope and adjusted in time according to changes in the situation.