Before joining Lee & Ko in January 2013, Byungchul Choi worked in the Korean government for 27 years (1985 to 2012) and worked on matters such as (i) establishment of a long-term comprehensive plan for environment preservation; (ii) enactment/revision of environmental laws; (iii) control or regulation of environmental pollutions; (iv) examination of environmental dispute cases; (v) provision of environmental consulting services for foreign-invested companies; (vi) investigation of the present condition of environmental pollution, including soil pollution; (vii) provision of environmental consulting services for local government and companies; (viii) investigation and referral of environmental pollution cases; (ix) establishment of a comprehensive plan for waste resources and biomass energy; and (x) construction of the environment energy town planBased on his extensive expertise and experience, as well as strong network with regulatory authorities, Mr. Choi consults clients on the authoritative interpretation of environmental laws, environmental pollution cases, and matters relating to M&A of environment industries. He also provides consulting advice to specializes in providing consultancy services regarding environmental disputes on regulatory interpretation, environmental disputes arising from environmental pollution, and environment R&D.