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�Ϻ��´����󻷾��Ƽ����޹�˾�Ϻ��´����󻷾��Ƽ����޹�˾�����¼�ơ��´����󡱣���Ϊ�㽭�´������Ƽ��ɷ����޹�˾����Ʊ���룺603177����ȫ���ӹ�˾����һ��רҵ���º��󻷾��Ƽ�����������ŷż��������ͳ����豸��Ӧ�͹��̸����ܰ��ĿƼ�����ҵ����˾������2019��1�£�ƾ��ĸ��˾�����������ˮ������̷ϴ����ҵ����ḻ�Ĺ��̾��鼰���µĽ����������Ҫ���´���β������ϵͳEGCS������SCR�߻���������GRE�����ֹܼ��з�����������ط���Shanghai TUNA Marine Environment Technology Co., Ltd. (hereinafter referred to as "TUNA Marine"), the subsidiary of Zhejiang TUNA Environmental Science & Technology Co., Ltd. (stock code: 603177), is a scientific and technological enterprise specialized in development of marine environmental science & technology, marine clean discharge technology, and  supply whole set of anti-pollution equipment. TUNA Marine established in January 2019, with rich engineering experience and innovative solutions of the parent company, mainly engaged in the research and development, production and related services of EGCS, SCR catalyst and GRE GRE pipelines for ship and offshore project.

1������β������ϵͳ
EGCSExhaust Gas Cleaning System

�´�����EGCS(TMOU��TMOI)���ṩ��ʽ����ʽ�����ʽ����ϵͳ�����㴬���ڲ�ͬ�ŷſ���������Ҫ���ѻ������ABS�����硢Ӣ������LR�����硢����BV�������AIP��֤��ͬʱ����˾ӵ��10��O�ִ���ϴ�������쳧����2��O���õ����������䣬EGCS��ҵ���༼������ʦ30��������һ�ҹ���֪���Ĵ��������ۺϴ�������ṩ�̡�TUNA Marine can provide shipowner all kinds of EGCS(TMOU��TMOI) including open- loop��closed-loop and hybrid system, which can make the ships comply with the related emission regulation inside or outside the ECA area. TUNA Marine has already obtained the EGCS AIP certificate by class ABS��LR and BV. Further more, TUNA Marine has workshops of area 10000�O and 20,000 �O for manufacturing of marine scrubber tower and electrical cabinets respectively��which makes TUNA Marine become a famous scrubber supplier in the world.

׿Խ�ļ����Ŷӡ��Ͻ�����Ʒ������걸�Ĺ�Ӧ��ϵ��ȫ�򻯵ķ�������Ϊ�����ṩEGCS���ֳ���桢��ơ����󡢰�װ���Ժ�ȫ���ۺ�ȡ�һվʽ�������ṩ���������ϡ�With an excellent team , complete equipments purchase and supply system and global after service support��TUNA Marine can provide shipower the turn key solution of scrubber system including 3D scanning��retrofit design and class approval��installation and commission and so on.


2������SCR�߻���
SCR Catalyst

����2011���MARPROL����VI����������2016��1��1�ż��Ժ���Ĵ��������ŷſ���������ʱ����������Tier III�ŷű�׼���߻�������������������ѡ���Դ߻���ԭ���������ĺ��ģ��ڴ���SCRϵͳ�У��ڴ߻����������£�NH3��NOx���Ȼ�ԭΪN2��H2O���Դ�ʹ���ò��ͻ���NOx����ŷš�According to MARPOL Annex VI and latest resolution MEPC 291��71��,  On 1st Jan 2016 IMO Tier III limits were required for all new building vessels. Catalyst is the core of the selective catalytic reduction denitrification technology. In this marine SCR system, NOx is adsorbed in the micropores of the catalyst and reacted with N2 and H2O, So as to make NOx of marine diesel engine meet the emission standard.

�´�����ӵ�������߻���Σ�շ��ᆳӪ���֤���ǹ���Ψһһ�Ҽ����Ѵ߻���������ʽ��Ϳ��ʽ����ƽ��߻������ϴ߻��������Ĺ�˾���´����������п�Ժ���廪��ѧ���Ϻ���ͨ��ѧǩ��ս�Ժ������ڴ���SCR�߻�����������������Ԥ�⡢����ѧ������ģ��ʹ߻��������ȹؼ�����������40�����ר��������TUNA have obtained hazardous waste business license for catalyst, and it is the unique enterprise in China that can provide honeycomb catalyst(Extruded honeycomb catalyst,Coating honeycomb catalyst), plate catalyst and waste catalyst regeneration.TUNA Marine has established strategic cooperation relationship with the Chinese Academy of Sciences, Tsinghua University and Shanghai Jiao Tong University, and has owned more than 40 patent technologies in key technologies such as performance evaluation and life prediction of SCR catalyst, dynamic test and simulation and catalyst regeneration.

Ŀǰ����SCR�߻�����ͨ��������������������������ܡ��񶯡����¡��ϻ��ȶ���ʵ�飬��װ�ع�˾�߻�����Ʒ�����SCRϵͳ��ͨ��ABS��LR��CCS��DNV-GL�ȶ�Ҵ�������ʽ�Ͽɡ�ֵ��һ����ǣ��´���������ͻ�����2000�෽����SCR�߻������ǹ����׼���ɷ�����̨��ʵ���ʵ����װ��ҵ��Up till now��TUNA Marine SCR catalyst available for main engine and diesel generator has already passed through the performance, vibration, high temperature, aging and other experiments and The SCR system fitted with TUNA Marine brand catalyst has already obtained class type approval certificate by ABS, LR, CCS and DNV-GL. It is worth knowing that TUNA Marine has delivered more than 2,000 m³ SCR catalyst for ocean going vessel diesel engines, TUNA Marine is the first Chinese enterprise which have already completed shop test and onboard installation for SCR catalyst.


3������GRE�����ֹܼ�
Marine GRE Product

�´���������ĸ��˾10����IJ�������Ʒ�з������顢��׼������ҵ����ϵ�л�����ģ�����ۺ����ƣ�Ͷ����ǧ������Ҵ��´���GRE�����ֹܼ����з��������Ͱ�װ����Ŀǰ��˾ӵ���и߼�������Ա40����������������������250������10��ȫ�Զ����������ߣ��������3����ֱ�ܡ�2����ܼ����������ֳ�����������TUNA Marine has invested tens of millions of RMB to engage in R&D, production and installation services of marine GRE products, depending on comprehensive advantages of its parent company for more than 10 years in R&D, testing, standardizing, industrializing and large-scale. Nowadays,  TUNA Marine has over 250 skilled workers and 10 sets automatic winding production lines, so that TUNA Marine has already production capability of 30000m GRE pipelines and 20000pcs fittings.

Ŀǰ����˾����GRE�����ֹܼ���ͨ������ѹ�����ɡ��������졢�ȱ��¶ȡ��ͳ�ѹ���ϻ���ƣ�͡�����ʴ��3���ͻ��̶��Եȸ����������飬����IMO Res(A)753(18)��׼�͸��������׼Ҫ�󣬿ɹ㷺Ӧ���ڿղռ�ѹ�ز�ѹ��ϵͳ���������պ�ˮϵͳ�������ܡ�ͨ��������Ͻ����ۺ�ȫ���Ĵ�Ҫϵͳ��At present, TUNA Marine��s GRE products have pass through the class type approval test such as internal and external pressure, load deformation, Axial tensile test, heat distortion temperature Test, impact resistance test, Ageing resistance test��fatigue pressure test��erosion resistance,fire endurance L3, smoke generation and toxicity and so on. The GRE products mainly used for ballast system, seawater system, vent line, sewage outfall and secondary system of the whole vessels.


�´���������ȫ����󴬼��硢�������Ժ�������ʹ����㷺����������������������ӡ�ȡ�̩����ӡ�������ǡ��¼��¡�������ȫ��������磬Ϊȫ��ͻ��ṩ�����ױȵķ���δ�����´�������С���Ϊ�������������������������ע��Ͷ���ڴ������󻷱���������Ʒ��ִ�к�ĸ��˾�ӵ�����ǵ������򡢴�½���򴬲��ͺ��������ս�Բ�������ȫ�򴬲����ܼ��ţ��ƶ��й������ͺ��󹤳�װ����ҵ�ķ�չ��TUNA Marine has already created cooperation with classification societies, ship design institutes, shipyards and ship-owners, and will continue to improve global service networks in the US, Thailand, Indonesia, Singapore, South Korea, etc., and will provide unparalleled services to global customers. In the future, TUNA Marine will adheres to the concept of ��be first, bighearted, cooperation��, and invest in marine environmental protection technology and products, implement strategic deployment of parent company from power to non-power industry and from land to marine. TUNA Marine always believe that we can boost energy conservation and emission reduction on ships around the world, and promote the develop marine and offshore industry of China.




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