Hong Kong Yin Yi learns to celebrate hold water 20 years when, invite two sides 5 ground presswork a person of same business in all 12 delegacy visit harbor, held 2 seminars at the same time.

• 香港印艺学会庆祝成立20周年之时,邀请两岸五地印刷同业共12个代表团访港,同时举办了2场研讨会。