The Communist Party of China (CPC) kicked off a key meeting here on Saturday with a discussion on comprehensively deepening reform top on the agenda.

The four-day Third Plenary Session of the 18th CPC Central Committee will deliberate on a draft decision of the CPC Central Committee on "major issues concerning comprehensively deepening reforms."

The document, which pools the wisdom of the whole Party and from all aspects, has been widely expected as a tone-setting document for the world's second largest economy to advance the reform that has lasted for more than three decades.

Comprehensively deepening reform means the reform will be more systematic, integrated and coordinated. The CPC will work to speed up the development of a socialist market economy, democracy, cultural development, social harmony and ecological progress, according to the statement of a Political Bureau of the 18th CPC Central Committee meeting held on Oct. 29.

"We should let labor, knowledge, technology, management and capital unleash their dynamism, let all sources of wealth spread and let all people enjoy more fruits of development fairly," it added.

Since the ground-breaking Third Plenary Session of the 11th CPC Central Committee launched China's reform and opening-up drive in 1978, all the Third Plenary Sessions of the CPC Central Committees took reform and opening up as their central agenda.

The Political Bureau of the 18th CPC Central Committee holds that over the past 35 years, the CPC, with great political courage, promoted reforms concerning economic, political, cultural and social systems, as well as those on ecological progress and the institutional construction of the CPC.

Facing changing situations and tasks, a comprehensively deepened reform is needed for the building of a moderately prosperous society in all aspects and the building of a prosperous, strong, democratic, culturally advanced, harmonious and modernized socialist country, as well as for the realization of the Chinese dream of national rejuvenation require, according to the Political Bureau.

Xinhua has learned that opinions have been solicited within and outside the Party for the draft decision which will be discussed during the plenary session. Suggestions and opinions provided by different places, government departments and delegates of the 18th CPC National Congress have been fully absorbed and reflected in the draft decision.

The Political Bureau will also report its work to the CPC Central Committee during the meeting.