The document summarizes key findings from a market report on desensitization therapy products in China: 1) The asthma and allergic rhinitis market in China was estimated at 4 billion RMB in 2009 and is growing rapidly at a CAGR of 33%. 2) Within this market, allergen products grew the fastest at 86% CAGR from 2006-2009 but still accounted for a small share (2.8%) due to strict indications. 3) The allergen market potential is limited as immunotherapy requires strict control and is less effective for adults per GINA guidelines.

1. Desensitisation Therapy Market Report —— Potentiality Analysis for Desensitisation Prdocuts Dec 9 th , 2010

13. Growth of total Asthma and allergic rhinitis market and of each treatment category – detail data Page TC III DESC MAT ~ 12/2006 MAT ~ 12/2007 MAT ~ 12/2008 MAT ~ 12/2009 SHARE ~12/2009 CAGR 2006-2009 TOTAL MARKET 1,154,021,546 1,517,844,828 2,041,802,455 2,767,780,376 100.0% 33.9% ANTIHISTAMINES SYSTEMIC 401,739,504 446,923,726 549,885,560 679,286,144 24.5% 19.1% BRONCHIAL CORTICOIDS 153,911,866 228,729,743 311,029,556 431,703,400 15.6% 41.0% B2-STIMULANTS+CORTICOIDS 113,699,481 174,088,546 270,320,136 383,196,222 13.8% 49.9% XANTHINES 85,321,564 128,079,521 215,102,506 349,281,357 12.6% 60.0% TOPICAL NASAL PREPS 146,707,444 182,918,251 229,270,334 305,268,055 11.0% 27.7% ANTILEUK ANTI-ASTHMATICS 54,629,677 94,644,954 138,077,854 193,259,756 7.0% 52.4% BETA2-STIMULANTS 107,524,537 131,962,801 151,351,887 186,854,706 6.8% 20.2% ANTICHOLINERGIC+B2-STIMUL 49,936,528 74,251,517 95,720,652 126,987,384 4.6% 36.5% ALLERGENS 12,055,711 25,864,939 51,024,495 78,237,093 2.8% 86.5% SYSTEMIC NASAL PREPS 28,495,234 30,380,830 30,019,475 33,706,259 1.2% 5.8%

16. Allergenes market – launched products Page * CHANLLERGENE, 真我公司的产品，品牌名：畅迪 (1,2,3,4,5 表示蛋白剂量递增 ) * ALUTARD SQ, 爱尔开 - 阿贝优公司产品，品牌名：安脱达

17. Allergenes market – registration and approval products Page Staloral's products in registration Accept / Registration No. General Name Administration Brandname Application type Registra- tion type Approval date of Clinic Trial Approval date Applicant / Agent JXSL0500020 d. pteronyssinus / d.farinae Sublingual solutions Staloral Import 7 11-Jun-07 Staloral JXSL0500021 d. pteronyssinus / d.farinae Sublingual solutions Staloral Import 7 12-Jul-07 Staloral JXSL0500022 d. pteronyssinus / d.farinae Sublingual solutions Staloral Import 7 12-Jul-07 Staloral Other similar products in registration JXSL0600001 mites allergenes Sublingual solutions N/A Import 7 8-Jan-09 ALK-ABELLO AS2002006 d. pteronyssinus / d.farinae Sublingual solutions N/A Import 7 In approving Eurohealth JXSL0900085 d. pteronyssinus / d.farinae Lyophilized powder N/A Import 7 In approving ALK-ABELLO ALK-ABELLO approved products S20100040 mites allergenes Prick solution Soluprick SQ Import 7 Approved 15-Mar-10 ALK-ABELLO S20040010 mites allergenes Injection solutions Alutard SQ Import 7 Approved 4-Mar-09 ALK-ABELLO S20040011 mites allergenes Injection solutions Alutard SQ Import 7 Approved 4-Mar-09 ALK-ABELLO Domestic approved products S20060012 d. farinae Drops Chanllergene Local 7 Approved 2-Mar-06 ZWW

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